diff options
Diffstat (limited to 'arch/arm/mach-mx5')
| -rw-r--r-- | arch/arm/mach-mx5/Kconfig | 18 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/Makefile | 9 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/Makefile.boot | 3 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/board-mx51_babbage.c | 98 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/clock-mx51.c | 825 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/cpu.c | 100 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/crm_regs.h | 583 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/devices.c | 96 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/devices.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/mm.c | 83 |
10 files changed, 1819 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig new file mode 100644 index 00000000000..1576d51e676 --- /dev/null +++ b/arch/arm/mach-mx5/Kconfig @@ -0,0 +1,18 @@ +if ARCH_MX5 + +config ARCH_MX51 + bool + default y + select MXC_TZIC + select ARCH_MXC_IOMUX_V3 + +comment "MX5 platforms:" + +config MACH_MX51_BABBAGE + bool "Support MX51 BABBAGE platforms" + help + Include support for MX51 Babbage platform, also known as MX51EVK in + u-boot. This includes specific configurations for the board and its + peripherals. + +endif diff --git a/arch/arm/mach-mx5/Makefile b/arch/arm/mach-mx5/Makefile new file mode 100644 index 00000000000..bf23f869ef5 --- /dev/null +++ b/arch/arm/mach-mx5/Makefile @@ -0,0 +1,9 @@ +# +# Makefile for the linux kernel. +# + +# Object file lists. +obj-y := cpu.o mm.o clock-mx51.o devices.o + +obj-$(CONFIG_MACH_MX51_BABBAGE) += board-mx51_babbage.o + diff --git a/arch/arm/mach-mx5/Makefile.boot b/arch/arm/mach-mx5/Makefile.boot new file mode 100644 index 00000000000..9939a19d99a --- /dev/null +++ b/arch/arm/mach-mx5/Makefile.boot @@ -0,0 +1,3 @@ + zreladdr-y := 0x90008000 +params_phys-y := 0x90000100 +initrd_phys-y := 0x90800000 diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c new file mode 100644 index 00000000000..ee67a71db80 --- /dev/null +++ b/arch/arm/mach-mx5/board-mx51_babbage.c @@ -0,0 +1,98 @@ +/* + * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2009-2010 Amit Kucheria <amit.kucheria@canonical.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include <linux/init.h> +#include <linux/platform_device.h> + +#include <mach/common.h> +#include <mach/hardware.h> +#include <mach/imx-uart.h> +#include <mach/iomux-mx51.h> + +#include <asm/irq.h> +#include <asm/setup.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> + +#include "devices.h" + +static struct platform_device *devices[] __initdata = { + &mxc_fec_device, +}; + +static struct pad_desc mx51babbage_pads[] = { + /* UART1 */ + MX51_PAD_UART1_RXD__UART1_RXD, + MX51_PAD_UART1_TXD__UART1_TXD, + MX51_PAD_UART1_RTS__UART1_RTS, + MX51_PAD_UART1_CTS__UART1_CTS, + + /* UART2 */ + MX51_PAD_UART2_RXD__UART2_RXD, + MX51_PAD_UART2_TXD__UART2_TXD, + + /* UART3 */ + MX51_PAD_EIM_D25__UART3_RXD, + MX51_PAD_EIM_D26__UART3_TXD, + MX51_PAD_EIM_D27__UART3_RTS, + MX51_PAD_EIM_D24__UART3_CTS, +}; + +/* Serial ports */ +#if defined(CONFIG_SERIAL_IMX) || defined(CONFIG_SERIAL_IMX_MODULE) +static struct imxuart_platform_data uart_pdata = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static inline void mxc_init_imx_uart(void) +{ + mxc_register_device(&mxc_uart_device0, &uart_pdata); + mxc_register_device(&mxc_uart_device1, &uart_pdata); + mxc_register_device(&mxc_uart_device2, &uart_pdata); +} +#else /* !SERIAL_IMX */ +static inline void mxc_init_imx_uart(void) +{ +} +#endif /* SERIAL_IMX */ + +/* + * Board specific initialization. + */ +static void __init mxc_board_init(void) +{ + mxc_iomux_v3_setup_multiple_pads(mx51babbage_pads, + ARRAY_SIZE(mx51babbage_pads)); + mxc_init_imx_uart(); + platform_add_devices(devices, ARRAY_SIZE(devices)); +} + +static void __init mx51_babbage_timer_init(void) +{ + mx51_clocks_init(32768, 24000000, 22579200, 0); +} + +static struct sys_timer mxc_timer = { + .init = mx51_babbage_timer_init, +}; + +MACHINE_START(MX51_BABBAGE, "Freescale MX51 Babbage Board") + /* Maintainer: Amit Kucheria <amit.kucheria@canonical.com> */ + .phys_io = MX51_AIPS1_BASE_ADDR, + .io_pg_offst = ((MX51_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, + .boot_params = PHYS_OFFSET + 0x100, + .map_io = mx51_map_io, + .init_irq = mx51_init_irq, + .init_machine = mxc_board_init, + .timer = &mxc_timer, +MACHINE_END diff --git a/arch/arm/mach-mx5/clock-mx51.c b/arch/arm/mach-mx5/clock-mx51.c new file mode 100644 index 00000000000..8f85f73b83a --- /dev/null +++ b/arch/arm/mach-mx5/clock-mx51.c @@ -0,0 +1,825 @@ +/* + * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2009-2010 Amit Kucheria <amit.kucheria@canonical.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include <linux/mm.h> +#include <linux/delay.h> +#include <linux/clk.h> +#include <linux/io.h> + +#include <asm/clkdev.h> + +#include <mach/hardware.h> +#include <mach/common.h> +#include <mach/clock.h> + +#include "crm_regs.h" + +/* External clock values passed-in by the board code */ +static unsigned long external_high_reference, external_low_reference; +static unsigned long oscillator_reference, ckih2_reference; + +static struct clk osc_clk; +static struct clk pll1_main_clk; +static struct clk pll1_sw_clk; +static struct clk pll2_sw_clk; +static struct clk pll3_sw_clk; +static struct clk lp_apm_clk; +static struct clk periph_apm_clk; +static struct clk ahb_clk; +static struct clk ipg_clk; + +#define MAX_DPLL_WAIT_TRIES 1000 /* 1000 * udelay(1) = 1ms */ + +static int _clk_ccgr_enable(struct clk *clk) +{ + u32 reg; + + reg = __raw_readl(clk->enable_reg); + reg |= MXC_CCM_CCGRx_MOD_ON << clk->enable_shift; + __raw_writel(reg, clk->enable_reg); + + return 0; +} + +static void _clk_ccgr_disable(struct clk *clk) +{ + u32 reg; + reg = __raw_readl(clk->enable_reg); + reg &= ~(MXC_CCM_CCGRx_MOD_OFF << clk->enable_shift); + __raw_writel(reg, clk->enable_reg); + +} + +static void _clk_ccgr_disable_inwait(struct clk *clk) +{ + u32 reg; + + reg = __raw_readl(clk->enable_reg); + reg &= ~(MXC_CCM_CCGRx_CG_MASK << clk->enable_shift); + reg |= MXC_CCM_CCGRx_MOD_IDLE << clk->enable_shift; + __raw_writel(reg, clk->enable_reg); +} + +/* + * For the 4-to-1 muxed input clock + */ +static inline u32 _get_mux(struct clk *parent, struct clk *m0, + struct clk *m1, struct clk *m2, struct clk *m3) +{ + if (parent == m0) + return 0; + else if (parent == m1) + return 1; + else if (parent == m2) + return 2; + else if (parent == m3) + return 3; + else + BUG(); + + return -EINVAL; +} + +static inline void __iomem *_get_pll_base(struct clk *pll) +{ + if (pll == &pll1_main_clk) + return MX51_DPLL1_BASE; + else if (pll == &pll2_sw_clk) + return MX51_DPLL2_BASE; + else if (pll == &pll3_sw_clk) + return MX51_DPLL3_BASE; + else + BUG(); + + return NULL; +} + +static unsigned long clk_pll_get_rate(struct clk *clk) +{ + long mfi, mfn, mfd, pdf, ref_clk, mfn_abs; + unsigned long dp_op, dp_mfd, dp_mfn, dp_ctl, pll_hfsm, dbl; + void __iomem *pllbase; + s64 temp; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + + pllbase = _get_pll_base(clk); + + dp_ctl = __raw_readl(pllbase + MXC_PLL_DP_CTL); + pll_hfsm = dp_ctl & MXC_PLL_DP_CTL_HFSM; + dbl = dp_ctl & MXC_PLL_DP_CTL_DPDCK0_2_EN; + + if (pll_hfsm == 0) { + dp_op = __raw_readl(pllbase + MXC_PLL_DP_OP); + dp_mfd = __raw_readl(pllbase + MXC_PLL_DP_MFD); + dp_mfn = __raw_readl(pllbase + MXC_PLL_DP_MFN); + } else { + dp_op = __raw_readl(pllbase + MXC_PLL_DP_HFS_OP); + dp_mfd = __raw_readl(pllbase + MXC_PLL_DP_HFS_MFD); + dp_mfn = __raw_readl(pllbase + MXC_PLL_DP_HFS_MFN); + } + pdf = dp_op & MXC_PLL_DP_OP_PDF_MASK; + mfi = (dp_op & MXC_PLL_DP_OP_MFI_MASK) >> MXC_PLL_DP_OP_MFI_OFFSET; + mfi = (mfi <= 5) ? 5 : mfi; + mfd = dp_mfd & MXC_PLL_DP_MFD_MASK; + mfn = mfn_abs = dp_mfn & MXC_PLL_DP_MFN_MASK; + /* Sign extend to 32-bits */ + if (mfn >= 0x04000000) { + mfn |= 0xFC000000; + mfn_abs = -mfn; + } + + ref_clk = 2 * parent_rate; + if (dbl != 0) + ref_clk *= 2; + + ref_clk /= (pdf + 1); + temp = (u64) ref_clk * mfn_abs; + do_div(temp, mfd + 1); + if (mfn < 0) + temp = -temp; + temp = (ref_clk * mfi) + temp; + + return temp; +} + +static int _clk_pll_set_rate(struct clk *clk, unsigned long rate) +{ + u32 reg; + void __iomem *pllbase; + + long mfi, pdf, mfn, mfd = 999999; + s64 temp64; + unsigned long quad_parent_rate; + unsigned long pll_hfsm, dp_ctl; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + + pllbase = _get_pll_base(clk); + + quad_parent_rate = 4 * parent_rate; + pdf = mfi = -1; + while (++pdf < 16 && mfi < 5) + mfi = rate * (pdf+1) / quad_parent_rate; + if (mfi > 15) + return -EINVAL; + pdf--; + + temp64 = rate * (pdf+1) - quad_parent_rate * mfi; + do_div(temp64, quad_parent_rate/1000000); + mfn = (long)temp64; + + dp_ctl = __raw_readl(pllbase + MXC_PLL_DP_CTL); + /* use dpdck0_2 */ + __raw_writel(dp_ctl | 0x1000L, pllbase + MXC_PLL_DP_CTL); + pll_hfsm = dp_ctl & MXC_PLL_DP_CTL_HFSM; + if (pll_hfsm == 0) { + reg = mfi << 4 | pdf; + __raw_writel(reg, pllbase + MXC_PLL_DP_OP); + __raw_writel(mfd, pllbase + MXC_PLL_DP_MFD); + __raw_writel(mfn, pllbase + MXC_PLL_DP_MFN); + } else { + reg = mfi << 4 | pdf; + __raw_writel(reg, pllbase + MXC_PLL_DP_HFS_OP); + __raw_writel(mfd, pllbase + MXC_PLL_DP_HFS_MFD); + __raw_writel(mfn, pllbase + MXC_PLL_DP_HFS_MFN); + } + + return 0; +} + +static int _clk_pll_enable(struct clk *clk) +{ + u32 reg; + void __iomem *pllbase; + int i = 0; + + pllbase = _get_pll_base(clk); + reg = __raw_readl(pllbase + MXC_PLL_DP_CTL) | MXC_PLL_DP_CTL_UPEN; + __raw_writel(reg, pllbase + MXC_PLL_DP_CTL); + + /* Wait for lock */ + do { + reg = __raw_readl(pllbase + MXC_PLL_DP_CTL); + if (reg & MXC_PLL_DP_CTL_LRF) + break; + + udelay(1); + } while (++i < MAX_DPLL_WAIT_TRIES); + + if (i == MAX_DPLL_WAIT_TRIES) { + pr_err("MX5: pll locking failed\n"); + return -EINVAL; + } + + return 0; +} + +static void _clk_pll_disable(struct clk *clk) +{ + u32 reg; + void __iomem *pllbase; + + pllbase = _get_pll_base(clk); + reg = __raw_readl(pllbase + MXC_PLL_DP_CTL) & ~MXC_PLL_DP_CTL_UPEN; + __raw_writel(reg, pllbase + MXC_PLL_DP_CTL); +} + +static int _clk_pll1_sw_set_parent(struct clk *clk, struct clk *parent) +{ + u32 reg, step; + + reg = __raw_readl(MXC_CCM_CCSR); + + /* When switching from pll_main_clk to a bypass clock, first select a + * multiplexed clock in 'step_sel', then shift the glitchless mux + * 'pll1_sw_clk_sel'. + * + * When switching back, do it in reverse order + */ + if (parent == &pll1_main_clk) { + /* Switch to pll1_main_clk */ + reg &= ~MXC_CCM_CCSR_PLL1_SW_CLK_SEL; + __raw_writel(reg, MXC_CCM_CCSR); + /* step_clk mux switched to lp_apm, to save power. */ + reg = __raw_readl(MXC_CCM_CCSR); + reg &= ~MXC_CCM_CCSR_STEP_SEL_MASK; + reg |= (MXC_CCM_CCSR_STEP_SEL_LP_APM << + MXC_CCM_CCSR_STEP_SEL_OFFSET); + } else { + if (parent == &lp_apm_clk) { + step = MXC_CCM_CCSR_STEP_SEL_LP_APM; + } else if (parent == &pll2_sw_clk) { + step = MXC_CCM_CCSR_STEP_SEL_PLL2_DIVIDED; + } else if (parent == &pll3_sw_clk) { + step = MXC_CCM_CCSR_STEP_SEL_PLL3_DIVIDED; + } else + return -EINVAL; + + reg &= ~MXC_CCM_CCSR_STEP_SEL_MASK; + reg |= (step << MXC_CCM_CCSR_STEP_SEL_OFFSET); + + __raw_writel(reg, MXC_CCM_CCSR); + /* Switch to step_clk */ + reg = __raw_readl(MXC_CCM_CCSR); + reg |= MXC_CCM_CCSR_PLL1_SW_CLK_SEL; + } + __raw_writel(reg, MXC_CCM_CCSR); + return 0; +} + +static unsigned long clk_pll1_sw_get_rate(struct clk *clk) +{ + u32 reg, div; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + + reg = __raw_readl(MXC_CCM_CCSR); + + if (clk->parent == &pll2_sw_clk) { + div = ((reg & MXC_CCM_CCSR_PLL2_PODF_MASK) >> + MXC_CCM_CCSR_PLL2_PODF_OFFSET) + 1; + } else if (clk->parent == &pll3_sw_clk) { + div = ((reg & MXC_CCM_CCSR_PLL3_PODF_MASK) >> + MXC_CCM_CCSR_PLL3_PODF_OFFSET) + 1; + } else + div = 1; + return parent_rate / div; +} + +static int _clk_pll2_sw_set_parent(struct clk *clk, struct clk *parent) +{ + u32 reg; + + reg = __raw_readl(MXC_CCM_CCSR); + + if (parent == &pll2_sw_clk) + reg &= ~MXC_CCM_CCSR_PLL2_SW_CLK_SEL; + else + reg |= MXC_CCM_CCSR_PLL2_SW_CLK_SEL; + + __raw_writel(reg, MXC_CCM_CCSR); + return 0; +} + +static int _clk_lp_apm_set_parent(struct clk *clk, struct clk *parent) +{ + u32 reg; + + if (parent == &osc_clk) + reg = __raw_readl(MXC_CCM_CCSR) & ~MXC_CCM_CCSR_LP_APM_SEL; + else + return -EINVAL; + + __raw_writel(reg, MXC_CCM_CCSR); + + return 0; +} + +static unsigned long clk_arm_get_rate(struct clk *clk) +{ + u32 cacrr, div; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + cacrr = __raw_readl(MXC_CCM_CACRR); + div = (cacrr & MXC_CCM_CACRR_ARM_PODF_MASK) + 1; + + return parent_rate / div; +} + +static int _clk_periph_apm_set_parent(struct clk *clk, struct clk *parent) +{ + u32 reg, mux; + int i = 0; + + mux = _get_mux(parent, &pll1_sw_clk, &pll3_sw_clk, &lp_apm_clk, NULL); + + reg = __raw_readl(MXC_CCM_CBCMR) & ~MXC_CCM_CBCMR_PERIPH_CLK_SEL_MASK; + reg |= mux << MXC_CCM_CBCMR_PERIPH_CLK_SEL_OFFSET; + __raw_writel(reg, MXC_CCM_CBCMR); + + /* Wait for lock */ + do { + reg = __raw_readl(MXC_CCM_CDHIPR); + if (!(reg & MXC_CCM_CDHIPR_PERIPH_CLK_SEL_BUSY)) + break; + + udelay(1); + } while (++i < MAX_DPLL_WAIT_TRIES); + + if (i == MAX_DPLL_WAIT_TRIES) { + pr_err("MX5: Set parent for periph_apm clock failed\n"); + return -EINVAL; + } + + return 0; +} + +static int _clk_main_bus_set_parent(struct clk *clk, struct clk *parent) +{ + u32 reg; + + reg = __raw_readl(MXC_CCM_CBCDR); + + if (parent == &pll2_sw_clk) + reg &= ~MXC_CCM_CBCDR_PERIPH_CLK_SEL; + else if (parent == &periph_apm_clk) + reg |= MXC_CCM_CBCDR_PERIPH_CLK_SEL; + else + return -EINVAL; + + __raw_writel(reg, MXC_CCM_CBCDR); + + return 0; +} + +static struct clk main_bus_clk = { + .parent = &pll2_sw_clk, + .set_parent = _clk_main_bus_set_parent, +}; + +static unsigned long clk_ahb_get_rate(struct clk *clk) +{ + u32 reg, div; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + + reg = __raw_readl(MXC_CCM_CBCDR); + div = ((reg & MXC_CCM_CBCDR_AHB_PODF_MASK) >> + MXC_CCM_CBCDR_AHB_PODF_OFFSET) + 1; + return parent_rate / div; +} + + +static int _clk_ahb_set_rate(struct clk *clk, unsigned long rate) +{ + u32 reg, div; + unsigned long parent_rate; + int i = 0; + + parent_rate = clk_get_rate(clk->parent); + + div = parent_rate / rate; + if (div > 8 || div < 1 || ((parent_rate / div) != rate)) + return -EINVAL; + + reg = __raw_readl(MXC_CCM_CBCDR); + reg &= ~MXC_CCM_CBCDR_AHB_PODF_MASK; + reg |= (div - 1) << MXC_CCM_CBCDR_AHB_PODF_OFFSET; + __raw_writel(reg, MXC_CCM_CBCDR); + + /* Wait for lock */ + do { + reg = __raw_readl(MXC_CCM_CDHIPR); + if (!(reg & MXC_CCM_CDHIPR_AHB_PODF_BUSY)) + break; + + udelay(1); + } while (++i < MAX_DPLL_WAIT_TRIES); + + if (i == MAX_DPLL_WAIT_TRIES) { + pr_err("MX5: clk_ahb_set_rate failed\n"); + return -EINVAL; + } + + return 0; +} + +static unsigned long _clk_ahb_round_rate(struct clk *clk, + unsigned long rate) +{ + u32 div; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + + div = parent_rate / rate; + if (div > 8) + div = 8; + else if (div == 0) + div++; + return parent_rate / div; +} + + +static int _clk_max_enable(struct clk *clk) +{ + u32 reg; + + _clk_ccgr_enable(clk); + + /* Handshake with MAX when LPM is entered. */ + reg = __raw_readl(MXC_CCM_CLPCR); + reg &= ~MXC_CCM_CLPCR_BYPASS_MAX_LPM_HS; + __raw_writel(reg, MXC_CCM_CLPCR); + + return 0; +} + +static void _clk_max_disable(struct clk *clk) +{ + u32 reg; + + _clk_ccgr_disable_inwait(clk); + + /* No Handshake with MAX when LPM is entered as its disabled. */ + reg = __raw_readl(MXC_CCM_CLPCR); + reg |= MXC_CCM_CLPCR_BYPASS_MAX_LPM_HS; + __raw_writel(reg, MXC_CCM_CLPCR); +} + +static unsigned long clk_ipg_get_rate(struct clk *clk) +{ + u32 reg, div; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + + reg = __raw_readl(MXC_CCM_CBCDR); + div = ((reg & MXC_CCM_CBCDR_IPG_PODF_MASK) >> + MXC_CCM_CBCDR_IPG_PODF_OFFSET) + 1; + + return parent_rate / div; +} + +static unsigned long clk_ipg_per_get_rate(struct clk *clk) +{ + u32 reg, prediv1, prediv2, podf; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + + if (clk->parent == &main_bus_clk || clk->parent == &lp_apm_clk) { + /* the main_bus_clk is the one before the DVFS engine */ + reg = __raw_readl(MXC_CCM_CBCDR); + prediv1 = ((reg & MXC_CCM_CBCDR_PERCLK_PRED1_MASK) >> + MXC_CCM_CBCDR_PERCLK_PRED1_OFFSET) + 1; + prediv2 = ((reg & MXC_CCM_CBCDR_PERCLK_PRED2_MASK) >> + MXC_CCM_CBCDR_PERCLK_PRED2_OFFSET) + 1; + podf = ((reg & MXC_CCM_CBCDR_PERCLK_PODF_MASK) >> + MXC_CCM_CBCDR_PERCLK_PODF_OFFSET) + 1; + return parent_rate / (prediv1 * prediv2 * podf); + } else if (clk->parent == &ipg_clk) + return parent_rate; + else + BUG(); +} + +static int _clk_ipg_per_set_parent(struct clk *clk, struct clk *parent) +{ + u32 reg; + + reg = __raw_readl(MXC_CCM_CBCMR); + + reg &= ~MXC_CCM_CBCMR_PERCLK_LP_APM_CLK_SEL; + reg &= ~MXC_CCM_CBCMR_PERCLK_IPG_CLK_SEL; + + if (parent == &ipg_clk) + reg |= MXC_CCM_CBCMR_PERCLK_IPG_CLK_SEL; + else if (parent == &lp_apm_clk) + reg |= MXC_CCM_CBCMR_PERCLK_LP_APM_CLK_SEL; + else if (parent != &main_bus_clk) + return -EINVAL; + + __raw_writel(reg, MXC_CCM_CBCMR); + + return 0; +} + +static unsigned long clk_uart_get_rate(struct clk *clk) +{ + u32 reg, prediv, podf; + unsigned long parent_rate; + + parent_rate = clk_get_rate(clk->parent); + + reg = __raw_readl(MXC_CCM_CSCDR1); + prediv = ((reg & MXC_CCM_CSCDR1_UART_CLK_PRED_MASK) >> + MXC_CCM_CSCDR1_UART_CLK_PRED_OFFSET) + 1; + podf = ((reg & MXC_CCM_CSCDR1_UART_CLK_PODF_MASK) >> + MXC_CCM_CSCDR1_UART_CLK_PODF_OFFSET) + 1; + + return parent_rate / (prediv * podf); +} + +static int _clk_uart_set_parent(struct clk *clk, struct clk *parent) +{ + u32 reg, mux; + + mux = _get_mux(parent, &pll1_sw_clk, &pll2_sw_clk, &pll3_sw_clk, + &lp_apm_clk); + reg = __raw_readl(MXC_CCM_CSCMR1) & ~MXC_CCM_CSCMR1_UART_CLK_SEL_MASK; + reg |= mux << MXC_CCM_CSCMR1_UART_CLK_SEL_OFFSET; + __raw_writel(reg, MXC_CCM_CSCMR1); + + return 0; +} + +static unsigned long get_high_reference_clock_rate(struct clk *clk) +{ + return external_high_reference; +} + +static unsigned long get_low_reference_clock_rate(struct clk *clk) +{ + return external_low_reference; +} + +static unsigned long get_oscillator_reference_clock_rate(struct clk *clk) +{ + return oscillator_reference; +} + +static unsigned long get_ckih2_reference_clock_rate(struct clk *clk) +{ + return ckih2_reference; +} + +/* External high frequency clock */ +static struct clk ckih_clk = { + .get_rate = get_high_reference_clock_rate, +}; + +static struct clk ckih2_clk = { + .get_rate = get_ckih2_reference_clock_rate, +}; + +static struct clk osc_clk = { + .get_rate = get_oscillator_reference_clock_rate, +}; + +/* External low frequency (32kHz) clock */ +static struct clk ckil_clk = { + .get_rate = get_low_reference_clock_rate, +}; + +static struct clk pll1_main_clk = { + .parent = &osc_clk, + .get_rate = clk_pll_get_rate, + .enable = _clk_pll_enable, + .disable = _clk_pll_disable, +}; + +/* Clock tree block diagram (WIP): + * CCM: Clock Controller Module + * + * PLL output -> | + * | CCM Switcher -> CCM_CLK_ROOT_GEN -> + * PLL bypass -> | + * + */ + +/* PLL1 SW supplies to ARM core */ +static struct clk pll1_sw_clk = { + .parent = &pll1_main_clk, + .set_parent = _clk_pll1_sw_set_parent, + .get_rate = clk_pll1_sw_get_rate, +}; + +/* PLL2 SW supplies to AXI/AHB/IP buses */ +static struct clk pll2_sw_clk = { + .parent = &osc_clk, + .get_rate = clk_pll_get_rate, + .set_rate = _clk_pll_set_rate, + .set_parent = _clk_pll2_sw_set_parent, + .enable = _clk_pll_enable, + .disable = _clk_pll_disable, +}; + +/* PLL3 SW supplies to serial clocks like USB, SSI, etc. */ +static struct clk pll3_sw_clk = { + .parent = &osc_clk, + .set_rate = _clk_pll_set_rate, + .get_rate = clk_pll_get_rate, + .enable = _clk_pll_enable, + .disable = _clk_pll_disable, +}; + +/* Low-power Audio Playback Mode clock */ +static struct clk lp_apm_clk = { + .parent = &osc_clk, + .set_parent = _clk_lp_apm_set_parent, +}; + +static struct clk periph_apm_clk = { + .parent = &pll1_sw_clk, + .set_parent = _clk_periph_apm_set_parent, +}; + +static struct clk cpu_clk = { + .parent = &pll1_sw_clk, + .get_rate = clk_arm_get_rate, +}; + +static struct clk ahb_clk = { + .parent = &main_bus_clk, + .get_rate = clk_ahb_get_rate, + .set_rate = _clk_ahb_set_rate, + .round_rate = _clk_ahb_round_rate, +}; + +/* Main IP interface clock for access to registers */ +static struct clk ipg_clk = { + .parent = &ahb_clk, + .get_rate = clk_ipg_get_rate, +}; + +static struct clk ipg_perclk = { + .parent = &lp_apm_clk, + .get_rate = clk_ipg_per_get_rate, + .set_parent = _clk_ipg_per_set_parent, +}; + +static struct clk uart_root_clk = { + .parent = &pll2_sw_clk, + .get_rate = clk_uart_get_rate, + .set_parent = _clk_uart_set_parent, +}; + +static struct clk ahb_max_clk = { + .parent = &ahb_clk, + .enable_reg = MXC_CCM_CCGR0, + .enable_shift = MXC_CCM_CCGRx_CG14_OFFSET, + .enable = _clk_max_enable, + .disable = _clk_max_disable, +}; + +static struct clk aips_tz1_clk = { + .parent = &ahb_clk, + .secondary = &ahb_max_clk, + .enable_reg = MXC_CCM_CCGR0, + .enable_shift = MXC_CCM_CCGRx_CG12_OFFSET, + .enable = _clk_ccgr_enable, + .disable = _clk_ccgr_disable_inwait, +}; + +static struct clk aips_tz2_clk = { + .parent = &ahb_clk, + .secondary = &ahb_max_clk, + .enable_reg = MXC_CCM_CCGR0, + .enable_shift = MXC_CCM_CCGRx_CG13_OFFSET, + .enable = _clk_ccgr_enable, + .disable = _clk_ccgr_disable_inwait, +}; + +static struct clk gpt_32k_clk = { + .id = 0, + .parent = &ckil_clk, +}; + +#define DEFINE_CLOCK(name, i, er, es, gr, sr, p, s) \ + static struct clk name = { \ + .id = i, \ + .enable_reg = er, \ + .enable_shift = es, \ + .get_rate = gr, \ + .set_rate = sr, \ + .enable = _clk_ccgr_enable, \ + .disable = _clk_ccgr_disable, \ + .parent = p, \ + .secondary = s, \ + } + +/* DEFINE_CLOCK(name, id, enable_reg, enable_shift, + get_rate, set_rate, parent, secondary); */ + +/* Shared peripheral bus arbiter */ +DEFINE_CLOCK(spba_clk, 0, MXC_CCM_CCGR5, MXC_CCM_CCGRx_CG0_OFFSET, + NULL, NULL, &ipg_clk, NULL); + +/* UART */ +DEFINE_CLOCK(uart1_clk, 0, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG4_OFFSET, + NULL, NULL, &uart_root_clk, NULL); +DEFINE_CLOCK(uart2_clk, 1, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG6_OFFSET, + NULL, NULL, &uart_root_clk, NULL); +DEFINE_CLOCK(uart3_clk, 2, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG8_OFFSET, + NULL, NULL, &uart_root_clk, NULL); +DEFINE_CLOCK(uart1_ipg_clk, 0, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG3_OFFSET, + NULL, NULL, &ipg_clk, &aips_tz1_clk); +DEFINE_CLOCK(uart2_ipg_clk, 1, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG5_OFFSET, + NULL, NULL, &ipg_clk, &aips_tz1_clk); +DEFINE_CLOCK(uart3_ipg_clk, 2, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG7_OFFSET, + NULL, NULL, &ipg_clk, &spba_clk); + +/* GPT */ +DEFINE_CLOCK(gpt_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG9_OFFSET, + NULL, NULL, &ipg_clk, NULL); +DEFINE_CLOCK(gpt_ipg_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG10_OFFSET, + NULL, NULL, &ipg_clk, NULL); + +/* FEC */ +DEFINE_CLOCK(fec_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG12_OFFSET, + NULL, NULL, &ipg_clk, NULL); + +#define _REGISTER_CLOCK(d, n, c) \ + { \ + .dev_id = d, \ + .con_id = n, \ + .clk = &c, \ + }, + +static struct clk_lookup lookups[] = { + _REGISTER_CLOCK("imx-uart.0", NULL, uart1_clk) + _REGISTER_CLOCK("imx-uart.1", NULL, uart2_clk) + _REGISTER_CLOCK("imx-uart.2", NULL, uart3_clk) + _REGISTER_CLOCK(NULL, "gpt", gpt_clk) + _REGISTER_CLOCK("fec.0", NULL, fec_clk) +}; + +static void clk_tree_init(void) +{ + u32 reg; + + ipg_perclk.set_parent(&ipg_perclk, &lp_apm_clk); + + /* + * Initialise the IPG PER CLK dividers to 3. IPG_PER_CLK should be at + * 8MHz, its derived from lp_apm. + * + * FIXME: Verify if true for all boards + */ + reg = __raw_readl(MXC_CCM_CBCDR); + reg &= ~MXC_CCM_CBCDR_PERCLK_PRED1_MASK; + reg &= ~MXC_CCM_CBCDR_PERCLK_PRED2_MASK; + reg &= ~MXC_CCM_CBCDR_PERCLK_PODF_MASK; + reg |= (2 << MXC_CCM_CBCDR_PERCLK_PRED1_OFFSET); + __raw_writel(reg, MXC_CCM_CBCDR); +} + +int __init mx51_clocks_init(unsigned long ckil, unsigned long osc, + unsigned long ckih1, unsigned long ckih2) +{ + int i; + + external_low_reference = ckil; + external_high_reference = ckih1; + ckih2_reference = ckih2; + oscillator_reference = osc; + + for (i = 0; i < ARRAY_SIZE(lookups); i++) + clkdev_add(&lookups[i]); + + clk_tree_init(); + + clk_enable(&cpu_clk); + clk_enable(&main_bus_clk); + + /* System timer */ + mxc_timer_init(&gpt_clk, MX51_IO_ADDRESS(MX51_GPT1_BASE_ADDR), + MX51_MXC_INT_GPT); + return 0; +} diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c new file mode 100644 index 00000000000..2d37785e385 --- /dev/null +++ b/arch/arm/mach-mx5/cpu.c @@ -0,0 +1,100 @@ +/* + * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + * + * This file contains the CPU initialization code. + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/module.h> +#include <mach/hardware.h> +#include <asm/io.h> + +static int cpu_silicon_rev = -1; + +#define SI_REV 0x48 + +static void query_silicon_parameter(void) +{ + void __iomem *rom = ioremap(MX51_IROM_BASE_ADDR, MX51_IROM_SIZE); + u32 rev; + + if (!rom) { + cpu_silicon_rev = -EINVAL; + return; + } + + rev = readl(rom + SI_REV); + switch (rev) { + case 0x1: + cpu_silicon_rev = MX51_CHIP_REV_1_0; + break; + case 0x2: + cpu_silicon_rev = MX51_CHIP_REV_1_1; + break; + case 0x10: + cpu_silicon_rev = MX51_CHIP_REV_2_0; + break; + case 0x20: + cpu_silicon_rev = MX51_CHIP_REV_3_0; + break; + default: + cpu_silicon_rev = 0; + } + + iounmap(rom); +} + +/* + * Returns: + * the silicon revision of the cpu + * -EINVAL - not a mx51 + */ +int mx51_revision(void) +{ + if (!cpu_is_mx51()) + return -EINVAL; + + if (cpu_silicon_rev == -1) + query_silicon_parameter(); + + return cpu_silicon_rev; +} +EXPORT_SYMBOL(mx51_revision); + +static int __init post_cpu_init(void) +{ + unsigned int reg; + void __iomem *base; + + if (!cpu_is_mx51()) + return 0; + + base = MX51_IO_ADDRESS(MX51_AIPS1_BASE_ADDR); + __raw_writel(0x0, base + 0x40); + __raw_writel(0x0, base + 0x44); + __raw_writel(0x0, base + 0x48); + __raw_writel(0x0, base + 0x4C); + reg = __raw_readl(base + 0x50) & 0x00FFFFFF; + __raw_writel(reg, base + 0x50); + + base = MX51_IO_ADDRESS(MX51_AIPS2_BASE_ADDR); + __raw_writel(0x0, base + 0x40); + __raw_writel(0x0, base + 0x44); + __raw_writel(0x0, base + 0x48); + __raw_writel(0x0, base + 0x4C); + reg = __raw_readl(base + 0x50) & 0x00FFFFFF; + __raw_writel(reg, base + 0x50); + + return 0; +} + +postcore_initcall(post_cpu_init); diff --git a/arch/arm/mach-mx5/crm_regs.h b/arch/arm/mach-mx5/crm_regs.h new file mode 100644 index 00000000000..c776b9af062 --- /dev/null +++ b/arch/arm/mach-mx5/crm_regs.h @@ -0,0 +1,583 @@ +/* + * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ +#ifndef __ARCH_ARM_MACH_MX51_CRM_REGS_H__ +#define __ARCH_ARM_MACH_MX51_CRM_REGS_H__ + +#define MX51_CCM_BASE MX51_IO_ADDRESS(MX51_CCM_BASE_ADDR) +#define MX51_DPLL1_BASE MX51_IO_ADDRESS(MX51_PLL1_BASE_ADDR) +#define MX51_DPLL2_BASE MX51_IO_ADDRESS(MX51_PLL2_BASE_ADDR) +#define MX51_DPLL3_BASE MX51_IO_ADDRESS(MX51_PLL3_BASE_ADDR) +#define MX51_CORTEXA8_BASE MX51_IO_ADDRESS(MX51_ARM_BASE_ADDR) +#define MX51_GPC_BASE MX51_IO_ADDRESS(MX51_GPC_BASE_ADDR) + +/* PLL Register Offsets */ +#define MXC_PLL_DP_CTL 0x00 +#define MXC_PLL_DP_CONFIG 0x04 +#define MXC_PLL_DP_OP 0x08 +#define MXC_PLL_DP_MFD 0x0C +#define MXC_PLL_DP_MFN 0x10 +#define MXC_PLL_DP_MFNMINUS 0x14 +#define MXC_PLL_DP_MFNPLUS 0x18 +#define MXC_PLL_DP_HFS_OP 0x1C +#define MXC_PLL_DP_HFS_MFD 0x20 +#define MXC_PLL_DP_HFS_MFN 0x24 +#define MXC_PLL_DP_MFN_TOGC 0x28 +#define MXC_PLL_DP_DESTAT 0x2c + +/* PLL Register Bit definitions */ +#define MXC_PLL_DP_CTL_MUL_CTRL 0x2000 +#define MXC_PLL_DP_CTL_DPDCK0_2_EN 0x1000 +#define MXC_PLL_DP_CTL_DPDCK0_2_OFFSET 12 +#define MXC_PLL_DP_CTL_ADE 0x800 +#define MXC_PLL_DP_CTL_REF_CLK_DIV 0x400 +#define MXC_PLL_DP_CTL_REF_CLK_SEL_MASK (3 << 8) +#define MXC_PLL_DP_CTL_REF_CLK_SEL_OFFSET 8 +#define MXC_PLL_DP_CTL_HFSM 0x80 +#define MXC_PLL_DP_CTL_PRE 0x40 +#define MXC_PLL_DP_CTL_UPEN 0x20 +#define MXC_PLL_DP_CTL_RST 0x10 +#define MXC_PLL_DP_CTL_RCP 0x8 +#define MXC_PLL_DP_CTL_PLM 0x4 +#define MXC_PLL_DP_CTL_BRM0 0x2 +#define MXC_PLL_DP_CTL_LRF 0x1 + +#define MXC_PLL_DP_CONFIG_BIST 0x8 +#define MXC_PLL_DP_CONFIG_SJC_CE 0x4 +#define MXC_PLL_DP_CONFIG_AREN 0x2 +#define MXC_PLL_DP_CONFIG_LDREQ 0x1 + +#define MXC_PLL_DP_OP_MFI_OFFSET 4 +#define MXC_PLL_DP_OP_MFI_MASK (0xF << 4) +#define MXC_PLL_DP_OP_PDF_OFFSET 0 +#define MXC_PLL_DP_OP_PDF_MASK 0xF + +#define MXC_PLL_DP_MFD_OFFSET 0 +#define MXC_PLL_DP_MFD_MASK 0x07FFFFFF + +#define MXC_PLL_DP_MFN_OFFSET 0x0 +#define MXC_PLL_DP_MFN_MASK 0x07FFFFFF + +#define MXC_PLL_DP_MFN_TOGC_TOG_DIS (1 << 17) +#define MXC_PLL_DP_MFN_TOGC_TOG_EN (1 << 16) +#define MXC_PLL_DP_MFN_TOGC_CNT_OFFSET 0x0 +#define MXC_PLL_DP_MFN_TOGC_CNT_MASK 0xFFFF + +#define MXC_PLL_DP_DESTAT_TOG_SEL (1 << 31) +#define MXC_PLL_DP_DESTAT_MFN 0x07FFFFFF + +/* Register addresses of CCM*/ +#define MXC_CCM_CCR (MX51_CCM_BASE + 0x00) +#define MXC_CCM_CCDR (MX51_CCM_BASE + 0x04) +#define MXC_CCM_CSR (MX51_CCM_BASE + 0x08) +#define MXC_CCM_CCSR (MX51_CCM_BASE + 0x0C) +#define MXC_CCM_CACRR (MX51_CCM_BASE + 0x10) +#define MXC_CCM_CBCDR (MX51_CCM_BASE + 0x14) +#define MXC_CCM_CBCMR (MX51_CCM_BASE + 0x18) +#define MXC_CCM_CSCMR1 (MX51_CCM_BASE + 0x1C) +#define MXC_CCM_CSCMR2 (MX51_CCM_BASE + 0x20) +#define MXC_CCM_CSCDR1 (MX51_CCM_BASE + 0x24) +#define MXC_CCM_CS1CDR (MX51_CCM_BASE + 0x28) +#define MXC_CCM_CS2CDR (MX51_CCM_BASE + 0x2C) +#define MXC_CCM_CDCDR (MX51_CCM_BASE + 0x30) +#define MXC_CCM_CHSCDR (MX51_CCM_BASE + 0x34) +#define MXC_CCM_CSCDR2 (MX51_CCM_BASE + 0x38) +#define MXC_CCM_CSCDR3 (MX51_CCM_BASE + 0x3C) +#define MXC_CCM_CSCDR4 (MX51_CCM_BASE + 0x40) +#define MXC_CCM_CWDR (MX51_CCM_BASE + 0x44) +#define MXC_CCM_CDHIPR (MX51_CCM_BASE + 0x48) +#define MXC_CCM_CDCR (MX51_CCM_BASE + 0x4C) +#define MXC_CCM_CTOR (MX51_CCM_BASE + 0x50) +#define MXC_CCM_CLPCR (MX51_CCM_BASE + 0x54) +#define MXC_CCM_CISR (MX51_CCM_BASE + 0x58) +#define MXC_CCM_CIMR (MX51_CCM_BASE + 0x5C) +#define MXC_CCM_CCOSR (MX51_CCM_BASE + 0x60) +#define MXC_CCM_CGPR (MX51_CCM_BASE + 0x64) +#define MXC_CCM_CCGR0 (MX51_CCM_BASE + 0x68) +#define MXC_CCM_CCGR1 (MX51_CCM_BASE + 0x6C) +#define MXC_CCM_CCGR2 (MX51_CCM_BASE + 0x70) +#define MXC_CCM_CCGR3 (MX51_CCM_BASE + 0x74) +#define MXC_CCM_CCGR4 (MX51_CCM_BASE + 0x78) +#define MXC_CCM_CCGR5 (MX51_CCM_BASE + 0x7C) +#define MXC_CCM_CCGR6 (MX51_CCM_BASE + 0x80) +#define MXC_CCM_CMEOR (MX51_CCM_BASE + 0x84) + +/* Define the bits in register CCR */ +#define MXC_CCM_CCR_COSC_EN (1 << 12) +#define MXC_CCM_CCR_FPM_MULT_MASK (1 << 11) +#define MXC_CCM_CCR_CAMP2_EN (1 << 10) +#define MXC_CCM_CCR_CAMP1_EN (1 << 9) +#define MXC_CCM_CCR_FPM_EN (1 << 8) +#define MXC_CCM_CCR_OSCNT_OFFSET (0) +#define MXC_CCM_CCR_OSCNT_MASK (0xFF) + +/* Define the bits in register CCDR */ +#define MXC_CCM_CCDR_HSC_HS_MASK (0x1 << 18) +#define MXC_CCM_CCDR_IPU_HS_MASK (0x1 << 17) +#define MXC_CCM_CCDR_EMI_HS_MASK (0x1 << 16) + +/* Define the bits in register CSR */ +#define MXC_CCM_CSR_COSR_READY (1 << 5) +#define MXC_CCM_CSR_LVS_VALUE (1 << 4) +#define MXC_CCM_CSR_CAMP2_READY (1 << 3) +#define MXC_CCM_CSR_CAMP1_READY (1 << 2) +#define MXC_CCM_CSR_FPM_READY (1 << 1) +#define MXC_CCM_CSR_REF_EN_B (1 << 0) + +/* Define the bits in register CCSR */ +#define MXC_CCM_CCSR_LP_APM_SEL (0x1 << 9) +#define MXC_CCM_CCSR_STEP_SEL_OFFSET (7) +#define MXC_CCM_CCSR_STEP_SEL_MASK (0x3 << 7) +#define MXC_CCM_CCSR_STEP_SEL_LP_APM 0 +#define MXC_CCM_CCSR_STEP_SEL_PLL1_BYPASS 1 /* Only when JTAG connected? */ +#define MXC_CCM_CCSR_STEP_SEL_PLL2_DIVIDED 2 +#define MXC_CCM_CCSR_STEP_SEL_PLL3_DIVIDED 3 +#define MXC_CCM_CCSR_PLL2_PODF_OFFSET (5) +#define MXC_CCM_CCSR_PLL2_PODF_MASK (0x3 << 5) +#define MXC_CCM_CCSR_PLL3_PODF_OFFSET (3) +#define MXC_CCM_CCSR_PLL3_PODF_MASK (0x3 << 3) +#define MXC_CCM_CCSR_PLL1_SW_CLK_SEL (1 << 2) /* 0: pll1_main_clk, + 1: step_clk */ +#define MXC_CCM_CCSR_PLL2_SW_CLK_SEL (1 << 1) +#define MXC_CCM_CCSR_PLL3_SW_CLK_SEL (1 << 0) + +/* Define the bits in register CACRR */ +#define MXC_CCM_CACRR_ARM_PODF_OFFSET (0) +#define MXC_CCM_CACRR_ARM_PODF_MASK (0x7) + +/* Define the bits in register CBCDR */ +#define MXC_CCM_CBCDR_EMI_CLK_SEL (0x1 << 26) +#define MXC_CCM_CBCDR_PERIPH_CLK_SEL (0x1 << 25) +#define MXC_CCM_CBCDR_DDR_HF_SEL_OFFSET (30) +#define MXC_CCM_CBCDR_DDR_HF_SEL (0x1 << 30) +#define MXC_CCM_CBCDR_DDR_PODF_OFFSET (27) +#define MXC_CCM_CBCDR_DDR_PODF_MASK (0x7 << 27) +#define MXC_CCM_CBCDR_EMI_PODF_OFFSET (22) +#define MXC_CCM_CBCDR_EMI_PODF_MASK (0x7 << 22) +#define MXC_CCM_CBCDR_AXI_B_PODF_OFFSET (19) +#define MXC_CCM_CBCDR_AXI_B_PODF_MASK (0x7 << 19) +#define MXC_CCM_CBCDR_AXI_A_PODF_OFFSET (16) +#define MXC_CCM_CBCDR_AXI_A_PODF_MASK (0x7 << 16) +#define MXC_CCM_CBCDR_NFC_PODF_OFFSET (13) +#define MXC_CCM_CBCDR_NFC_PODF_MASK (0x7 << 13) +#define MXC_CCM_CBCDR_AHB_PODF_OFFSET (10) +#define MXC_CCM_CBCDR_AHB_PODF_MASK (0x7 << 10) +#define MXC_CCM_CBCDR_IPG_PODF_OFFSET (8) +#define MXC_CCM_CBCDR_IPG_PODF_MASK (0x3 << 8) +#define MXC_CCM_CBCDR_PERCLK_PRED1_OFFSET (6) +#define MXC_CCM_CBCDR_PERCLK_PRED1_MASK (0x3 << 6) +#define MXC_CCM_CBCDR_PERCLK_PRED2_OFFSET (3) +#define MXC_CCM_CBCDR_PERCLK_PRED2_MASK (0x7 << 3) +#define MXC_CCM_CBCDR_PERCLK_PODF_OFFSET (0) +#define MXC_CCM_CBCDR_PERCLK_PODF_MASK (0x7) + +/* Define the bits in register CBCMR */ +#define MXC_CCM_CBCMR_VPU_AXI_CLK_SEL_OFFSET (14) +#define MXC_CCM_CBCMR_VPU_AXI_CLK_SEL_MASK (0x3 << 14) +#define MXC_CCM_CBCMR_PERIPH_CLK_SEL_OFFSET (12) +#define MXC_CCM_CBCMR_PERIPH_CLK_SEL_MASK (0x3 << 12) +#define MXC_CCM_CBCMR_DDR_CLK_SEL_OFFSET (10) +#define MXC_CCM_CBCMR_DDR_CLK_SEL_MASK (0x3 << 10) +#define MXC_CCM_CBCMR_ARM_AXI_CLK_SEL_OFFSET (8) +#define MXC_CCM_CBCMR_ARM_AXI_CLK_SEL_MASK (0x3 << 8) +#define MXC_CCM_CBCMR_IPU_HSP_CLK_SEL_OFFSET (6) +#define MXC_CCM_CBCMR_IPU_HSP_CLK_SEL_MASK (0x3 << 6) +#define MXC_CCM_CBCMR_GPU_CLK_SEL_OFFSET (4) +#define MXC_CCM_CBCMR_GPU_CLK_SEL_MASK (0x3 << 4) +#define MXC_CCM_CBCMR_GPU2D_CLK_SEL_OFFSET (14) +#define MXC_CCM_CBCMR_GPU2D_CLK_SEL_MASK (0x3 << 14) +#define MXC_CCM_CBCMR_PERCLK_LP_APM_CLK_SEL (0x1 << 1) +#define MXC_CCM_CBCMR_PERCLK_IPG_CLK_SEL (0x1 << 0) + +/* Define the bits in register CSCMR1 */ +#define MXC_CCM_CSCMR1_SSI_EXT2_CLK_SEL_OFFSET (30) +#define MXC_CCM_CSCMR1_SSI_EXT2_CLK_SEL_MASK (0x3 << 30) +#define MXC_CCM_CSCMR1_SSI_EXT1_CLK_SEL_OFFSET (28) +#define MXC_CCM_CSCMR1_SSI_EXT1_CLK_SEL_MASK (0x3 << 28) +#define MXC_CCM_CSCMR1_USB_PHY_CLK_SEL_OFFSET (26) +#define MXC_CCM_CSCMR1_USB_PHY_CLK_SEL (0x1 << 26) +#define MXC_CCM_CSCMR1_UART_CLK_SEL_OFFSET (24) +#define MXC_CCM_CSCMR1_UART_CLK_SEL_MASK (0x3 << 24) +#define MXC_CCM_CSCMR1_USBOH3_CLK_SEL_OFFSET (22) +#define MXC_CCM_CSCMR1_USBOH3_CLK_SEL_MASK (0x3 << 22) +#define MXC_CCM_CSCMR1_ESDHC1_MSHC1_CLK_SEL_OFFSET (20) +#define MXC_CCM_CSCMR1_ESDHC1_MSHC1_CLK_SEL_MASK (0x3 << 20) +#define MXC_CCM_CSCMR1_ESDHC3_CLK_SEL (0x1 << 19) +#define MXC_CCM_CSCMR1_ESDHC4_CLK_SEL (0x1 << 18) +#define MXC_CCM_CSCMR1_ESDHC2_MSHC2_CLK_SEL_OFFSET (16) +#define MXC_CCM_CSCMR1_ESDHC2_MSHC2_CLK_SEL_MASK (0x3 << 16) +#define MXC_CCM_CSCMR1_SSI1_CLK_SEL_OFFSET (14) +#define MXC_CCM_CSCMR1_SSI1_CLK_SEL_MASK (0x3 << 14) +#define MXC_CCM_CSCMR1_SSI2_CLK_SEL_OFFSET (12) +#define MXC_CCM_CSCMR1_SSI2_CLK_SEL_MASK (0x3 << 12) +#define MXC_CCM_CSCMR1_SSI3_CLK_SEL (0x1 << 11) +#define MXC_CCM_CSCMR1_VPU_RCLK_SEL (0x1 << 10) +#define MXC_CCM_CSCMR1_SSI_APM_CLK_SEL_OFFSET (8) +#define MXC_CCM_CSCMR1_SSI_APM_CLK_SEL_MASK (0x3 << 8) +#define MXC_CCM_CSCMR1_TVE_CLK_SEL (0x1 << 7) +#define MXC_CCM_CSCMR1_TVE_EXT_CLK_SEL (0x1 << 6) +#define MXC_CCM_CSCMR1_CSPI_CLK_SEL_OFFSET (4) +#define MXC_CCM_CSCMR1_CSPI_CLK_SEL_MASK (0x3 << 4) +#define MXC_CCM_CSCMR1_SPDIF_CLK_SEL_OFFSET (2) +#define MXC_CCM_CSCMR1_SPDIF_CLK_SEL_MASK (0x3 << 2) +#define MXC_CCM_CSCMR1_SSI_EXT2_COM_CLK_SEL (0x1 << 1) +#define MXC_CCM_CSCMR1_SSI_EXT1_COM_CLK_SEL (0x1) + +/* Define the bits in register CSCMR2 */ +#define MXC_CCM_CSCMR2_DI_CLK_SEL_OFFSET(n) (26+n*3) +#define MXC_CCM_CSCMR2_DI_CLK_SEL_MASK(n) (0x7 << (26+n*3)) +#define MXC_CCM_CSCMR2_CSI_MCLK2_CLK_SEL_OFFSET (24) +#define MXC_CCM_CSCMR2_CSI_MCLK2_CLK_SEL_MASK (0x3 << 24) +#define MXC_CCM_CSCMR2_CSI_MCLK1_CLK_SEL_OFFSET (22) +#define MXC_CCM_CSCMR2_CSI_MCLK1_CLK_SEL_MASK (0x3 << 22) +#define MXC_CCM_CSCMR2_ESC_CLK_SEL_OFFSET (20) +#define MXC_CCM_CSCMR2_ESC_CLK_SEL_MASK (0x3 << 20) +#define MXC_CCM_CSCMR2_HSC2_CLK_SEL_OFFSET (18) +#define MXC_CCM_CSCMR2_HSC2_CLK_SEL_MASK (0x3 << 18) +#define MXC_CCM_CSCMR2_HSC1_CLK_SEL_OFFSET (16) +#define MXC_CCM_CSCMR2_HSC1_CLK_SEL_MASK (0x3 << 16) +#define MXC_CCM_CSCMR2_HSI2C_CLK_SEL_OFFSET (14) +#define MXC_CCM_CSCMR2_HSI2C_CLK_SEL_MASK (0x3 << 14) +#define MXC_CCM_CSCMR2_FIRI_CLK_SEL_OFFSET (12) +#define MXC_CCM_CSCMR2_FIRI_CLK_SEL_MASK (0x3 << 12) +#define MXC_CCM_CSCMR2_SIM_CLK_SEL_OFFSET (10) +#define MXC_CCM_CSCMR2_SIM_CLK_SEL_MASK (0x3 << 10) +#define MXC_CCM_CSCMR2_SLIMBUS_COM (0x1 << 9) +#define MXC_CCM_CSCMR2_SLIMBUS_CLK_SEL_OFFSET (6) +#define MXC_CCM_CSCMR2_SLIMBUS_CLK_SEL_MASK (0x7 << 6) +#define MXC_CCM_CSCMR2_SPDIF1_COM (1 << 5) +#define MXC_CCM_CSCMR2_SPDIF0_COM (1 << 4) +#define MXC_CCM_CSCMR2_SPDIF1_CLK_SEL_OFFSET (2) +#define MXC_CCM_CSCMR2_SPDIF1_CLK_SEL_MASK (0x3 << 2) +#define MXC_CCM_CSCMR2_SPDIF0_CLK_SEL_OFFSET (0) +#define MXC_CCM_CSCMR2_SPDIF0_CLK_SEL_MASK (0x3) + +/* Define the bits in register CSCDR1 */ +#define MXC_CCM_CSCDR1_ESDHC2_MSHC2_CLK_PRED_OFFSET (22) +#define MXC_CCM_CSCDR1_ESDHC2_MSHC2_CLK_PRED_MASK (0x7 << 22) +#define MXC_CCM_CSCDR1_ESDHC2_MSHC2_CLK_PODF_OFFSET (19) +#define MXC_CCM_CSCDR1_ESDHC2_MSHC2_CLK_PODF_MASK (0x7 << 19) +#define MXC_CCM_CSCDR1_ESDHC1_MSHC1_CLK_PRED_OFFSET (16) +#define MXC_CCM_CSCDR1_ESDHC1_MSHC1_CLK_PRED_MASK (0x7 << 16) +#define MXC_CCM_CSCDR1_PGC_CLK_PODF_OFFSET (14) +#define MXC_CCM_CSCDR1_PGC_CLK_PODF_MASK (0x3 << 14) +#define MXC_CCM_CSCDR1_ESDHC1_MSHC1_CLK_PODF_OFFSET (11) +#define MXC_CCM_CSCDR1_ESDHC1_MSHC1_CLK_PODF_MASK (0x7 << 11) +#define MXC_CCM_CSCDR1_USBOH3_CLK_PRED_OFFSET (8) +#define MXC_CCM_CSCDR1_USBOH3_CLK_PRED_MASK (0x7 << 8) +#define MXC_CCM_CSCDR1_USBOH3_CLK_PODF_OFFSET (6) +#define MXC_CCM_CSCDR1_USBOH3_CLK_PODF_MASK (0x3 << 6) +#define MXC_CCM_CSCDR1_UART_CLK_PRED_OFFSET (3) +#define MXC_CCM_CSCDR1_UART_CLK_PRED_MASK (0x7 << 3) +#define MXC_CCM_CSCDR1_UART_CLK_PODF_OFFSET (0) +#define MXC_CCM_CSCDR1_UART_CLK_PODF_MASK (0x7) + +/* Define the bits in register CS1CDR and CS2CDR */ +#define MXC_CCM_CS1CDR_SSI_EXT1_CLK_PRED_OFFSET (22) +#define MXC_CCM_CS1CDR_SSI_EXT1_CLK_PRED_MASK (0x7 << 22) +#define MXC_CCM_CS1CDR_SSI_EXT1_CLK_PODF_OFFSET (16) +#define MXC_CCM_CS1CDR_SSI_EXT1_CLK_PODF_MASK (0x3F << 16) +#define MXC_CCM_CS1CDR_SSI1_CLK_PRED_OFFSET (6) +#define MXC_CCM_CS1CDR_SSI1_CLK_PRED_MASK (0x7 << 6) +#define MXC_CCM_CS1CDR_SSI1_CLK_PODF_OFFSET (0) +#define MXC_CCM_CS1CDR_SSI1_CLK_PODF_MASK (0x3F) + +#define MXC_CCM_CS2CDR_SSI_EXT2_CLK_PRED_OFFSET (22) +#define MXC_CCM_CS2CDR_SSI_EXT2_CLK_PRED_MASK (0x7 << 22) +#define MXC_CCM_CS2CDR_SSI_EXT2_CLK_PODF_OFFSET (16) +#define MXC_CCM_CS2CDR_SSI_EXT2_CLK_PODF_MASK (0x3F << 16) +#define MXC_CCM_CS2CDR_SSI2_CLK_PRED_OFFSET (6) +#define MXC_CCM_CS2CDR_SSI2_CLK_PRED_MASK (0x7 << 6) +#define MXC_CCM_CS2CDR_SSI2_CLK_PODF_OFFSET (0) +#define MXC_CCM_CS2CDR_SSI2_CLK_PODF_MASK (0x3F) + +/* Define the bits in register CDCDR */ +#define MXC_CCM_CDCDR_TVE_CLK_PRED_OFFSET (28) +#define MXC_CCM_CDCDR_TVE_CLK_PRED_MASK (0x7 << 28) +#define MXC_CCM_CDCDR_SPDIF0_CLK_PRED_OFFSET (25) +#define MXC_CCM_CDCDR_SPDIF0_CLK_PRED_MASK (0x7 << 25) +#define MXC_CCM_CDCDR_SPDIF0_CLK_PODF_OFFSET (19) +#define MXC_CCM_CDCDR_SPDIF0_CLK_PODF_MASK (0x3F << 19) +#define MXC_CCM_CDCDR_SPDIF1_CLK_PRED_OFFSET (16) +#define MXC_CCM_CDCDR_SPDIF1_CLK_PRED_MASK (0x7 << 16) +#define MXC_CCM_CDCDR_SPDIF1_CLK_PODF_OFFSET (9) +#define MXC_CCM_CDCDR_SPDIF1_CLK_PODF_MASK (0x3F << 9) +#define MXC_CCM_CDCDR_DI_CLK_PRED_OFFSET (6) +#define MXC_CCM_CDCDR_DI_CLK_PRED_MASK (0x7 << 6) +#define MXC_CCM_CDCDR_USB_PHY_PRED_OFFSET (3) +#define MXC_CCM_CDCDR_USB_PHY_PRED_MASK (0x7 << 3) +#define MXC_CCM_CDCDR_USB_PHY_PODF_OFFSET (0) +#define MXC_CCM_CDCDR_USB_PHY_PODF_MASK (0x7) + +/* Define the bits in register CHSCCDR */ +#define MXC_CCM_CHSCCDR_ESC_CLK_PRED_OFFSET (12) +#define MXC_CCM_CHSCCDR_ESC_CLK_PRED_MASK (0x7 << 12) +#define MXC_CCM_CHSCCDR_ESC_CLK_PODF_OFFSET (6) +#define MXC_CCM_CHSCCDR_ESC_CLK_PODF_MASK (0x3F << 6) +#define MXC_CCM_CHSCCDR_HSC2_CLK_PODF_OFFSET (3) +#define MXC_CCM_CHSCCDR_HSC2_CLK_PODF_MASK (0x7 << 3) +#define MXC_CCM_CHSCCDR_HSC1_CLK_PODF_OFFSET (0) +#define MXC_CCM_CHSCCDR_HSC1_CLK_PODF_MASK (0x7) + +/* Define the bits in register CSCDR2 */ +#define MXC_CCM_CSCDR2_CSPI_CLK_PRED_OFFSET (25) +#define MXC_CCM_CSCDR2_CSPI_CLK_PRED_MASK (0x7 << 25) +#define MXC_CCM_CSCDR2_CSPI_CLK_PODF_OFFSET (19) +#define MXC_CCM_CSCDR2_CSPI_CLK_PODF_MASK (0x3F << 19) +#define MXC_CCM_CSCDR2_SIM_CLK_PRED_OFFSET (16) +#define MXC_CCM_CSCDR2_SIM_CLK_PRED_MASK (0x7 << 16) +#define MXC_CCM_CSCDR2_SIM_CLK_PODF_OFFSET (9) +#define MXC_CCM_CSCDR2_SIM_CLK_PODF_MASK (0x3F << 9) +#define MXC_CCM_CSCDR2_SLIMBUS_CLK_PRED_OFFSET (6) +#define MXC_CCM_CSCDR2_SLIMBUS_PRED_MASK (0x7 << 6) +#define MXC_CCM_CSCDR2_SLIMBUS_PODF_OFFSET (0) +#define MXC_CCM_CSCDR2_SLIMBUS_PODF_MASK (0x3F) + +/* Define the bits in register CSCDR3 */ +#define MXC_CCM_CSCDR3_HSI2C_CLK_PRED_OFFSET (16) +#define MXC_CCM_CSCDR3_HSI2C_CLK_PRED_MASK (0x7 << 16) +#define MXC_CCM_CSCDR3_HSI2C_CLK_PODF_OFFSET (9) +#define MXC_CCM_CSCDR3_HSI2C_CLK_PODF_MASK (0x3F << 9) +#define MXC_CCM_CSCDR3_FIRI_CLK_PRED_OFFSET (6) +#define MXC_CCM_CSCDR3_FIRI_CLK_PRED_MASK (0x7 << 6) +#define MXC_CCM_CSCDR3_FIRI_CLK_PODF_OFFSET (0) +#define MXC_CCM_CSCDR3_FIRI_CLK_PODF_MASK (0x3F) + +/* Define the bits in register CSCDR4 */ +#define MXC_CCM_CSCDR4_CSI_MCLK2_CLK_PRED_OFFSET (16) +#define MXC_CCM_CSCDR4_CSI_MCLK2_CLK_PRED_MASK (0x7 << 16) +#define MXC_CCM_CSCDR4_CSI_MCLK2_CLK_PODF_OFFSET (9) +#define MXC_CCM_CSCDR4_CSI_MCLK2_CLK_PODF_MASK (0x3F << 9) +#define MXC_CCM_CSCDR4_CSI_MCLK1_CLK_PRED_OFFSET (6) +#define MXC_CCM_CSCDR4_CSI_MCLK1_CLK_PRED_MASK (0x7 << 6) +#define MXC_CCM_CSCDR4_CSI_MCLK1_CLK_PODF_OFFSET (0) +#define MXC_CCM_CSCDR4_CSI_MCLK1_CLK_PODF_MASK (0x3F) + +/* Define the bits in register CDHIPR */ +#define MXC_CCM_CDHIPR_ARM_PODF_BUSY (1 << 16) +#define MXC_CCM_CDHIPR_DDR_HF_CLK_SEL_BUSY (1 << 8) +#define MXC_CCM_CDHIPR_DDR_PODF_BUSY (1 << 7) +#define MXC_CCM_CDHIPR_EMI_CLK_SEL_BUSY (1 << 6) +#define MXC_CCM_CDHIPR_PERIPH_CLK_SEL_BUSY (1 << 5) +#define MXC_CCM_CDHIPR_NFC_IPG_INT_MEM_PODF_BUSY (1 << 4) +#define MXC_CCM_CDHIPR_AHB_PODF_BUSY (1 << 3) +#define MXC_CCM_CDHIPR_EMI_PODF_BUSY (1 << 2) +#define MXC_CCM_CDHIPR_AXI_B_PODF_BUSY (1 << 1) +#define MXC_CCM_CDHIPR_AXI_A_PODF_BUSY (1 << 0) + +/* Define the bits in register CDCR */ +#define MXC_CCM_CDCR_ARM_FREQ_SHIFT_DIVIDER (0x1 << 2) +#define MXC_CCM_CDCR_PERIPH_CLK_DVFS_PODF_OFFSET (0) +#define MXC_CCM_CDCR_PERIPH_CLK_DVFS_PODF_MASK (0x3) + +/* Define the bits in register CLPCR */ +#define MXC_CCM_CLPCR_BYPASS_HSC_LPM_HS (0x1 << 23) +#define MXC_CCM_CLPCR_BYPASS_SCC_LPM_HS (0x1 << 22) +#define MXC_CCM_CLPCR_BYPASS_MAX_LPM_HS (0x1 << 21) +#define MXC_CCM_CLPCR_BYPASS_SDMA_LPM_HS (0x1 << 20) +#define MXC_CCM_CLPCR_BYPASS_EMI_LPM_HS (0x1 << 19) +#define MXC_CCM_CLPCR_BYPASS_IPU_LPM_HS (0x1 << 18) +#define MXC_CCM_CLPCR_BYPASS_RTIC_LPM_HS (0x1 << 17) +#define MXC_CCM_CLPCR_BYPASS_RNGC_LPM_HS (0x1 << 16) +#define MXC_CCM_CLPCR_COSC_PWRDOWN (0x1 << 11) +#define MXC_CCM_CLPCR_STBY_COUNT_OFFSET (9) +#define MXC_CCM_CLPCR_STBY_COUNT_MASK (0x3 << 9) +#define MXC_CCM_CLPCR_VSTBY (0x1 << 8) +#define MXC_CCM_CLPCR_DIS_REF_OSC (0x1 << 7) +#define MXC_CCM_CLPCR_SBYOS (0x1 << 6) +#define MXC_CCM_CLPCR_ARM_CLK_DIS_ON_LPM (0x1 << 5) +#define MXC_CCM_CLPCR_LPSR_CLK_SEL_OFFSET (3) +#define MXC_CCM_CLPCR_LPSR_CLK_SEL_MASK (0x3 << 3) +#define MXC_CCM_CLPCR_LPM_OFFSET (0) +#define MXC_CCM_CLPCR_LPM_MASK (0x3) + +/* Define the bits in register CISR */ +#define MXC_CCM_CISR_ARM_PODF_LOADED (0x1 << 25) +#define MXC_CCM_CISR_NFC_IPG_INT_MEM_PODF_LOADED (0x1 << 21) +#define MXC_CCM_CISR_AHB_PODF_LOADED (0x1 << 20) +#define MXC_CCM_CISR_EMI_PODF_LOADED (0x1 << 19) +#define MXC_CCM_CISR_AXI_B_PODF_LOADED (0x1 << 18) +#define MXC_CCM_CISR_AXI_A_PODF_LOADED (0x1 << 17) +#define MXC_CCM_CISR_DIVIDER_LOADED (0x1 << 16) +#define MXC_CCM_CISR_COSC_READY (0x1 << 6) +#define MXC_CCM_CISR_CKIH2_READY (0x1 << 5) +#define MXC_CCM_CISR_CKIH_READY (0x1 << 4) +#define MXC_CCM_CISR_FPM_READY (0x1 << 3) +#define MXC_CCM_CISR_LRF_PLL3 (0x1 << 2) +#define MXC_CCM_CISR_LRF_PLL2 (0x1 << 1) +#define MXC_CCM_CISR_LRF_PLL1 (0x1) + +/* Define the bits in register CIMR */ +#define MXC_CCM_CIMR_MASK_ARM_PODF_LOADED (0x1 << 25) +#define MXC_CCM_CIMR_MASK_NFC_IPG_INT_MEM_PODF_LOADED (0x1 << 21) +#define MXC_CCM_CIMR_MASK_EMI_PODF_LOADED (0x1 << 20) +#define MXC_CCM_CIMR_MASK_AXI_C_PODF_LOADED (0x1 << 19) +#define MXC_CCM_CIMR_MASK_AXI_B_PODF_LOADED (0x1 << 18) +#define MXC_CCM_CIMR_MASK_AXI_A_PODF_LOADED (0x1 << 17) +#define MXC_CCM_CIMR_MASK_DIVIDER_LOADED (0x1 << 16) +#define MXC_CCM_CIMR_MASK_COSC_READY (0x1 << 5) +#define MXC_CCM_CIMR_MASK_CKIH_READY (0x1 << 4) +#define MXC_CCM_CIMR_MASK_FPM_READY (0x1 << 3) +#define MXC_CCM_CIMR_MASK_LRF_PLL3 (0x1 << 2) +#define MXC_CCM_CIMR_MASK_LRF_PLL2 (0x1 << 1) +#define MXC_CCM_CIMR_MASK_LRF_PLL1 (0x1) + +/* Define the bits in register CCOSR */ +#define MXC_CCM_CCOSR_CKO2_EN_OFFSET (0x1 << 24) +#define MXC_CCM_CCOSR_CKO2_DIV_OFFSET (21) +#define MXC_CCM_CCOSR_CKO2_DIV_MASK (0x7 << 21) +#define MXC_CCM_CCOSR_CKO2_SEL_OFFSET (16) +#define MXC_CCM_CCOSR_CKO2_SEL_MASK (0x1F << 16) +#define MXC_CCM_CCOSR_CKOL_EN (0x1 << 7) +#define MXC_CCM_CCOSR_CKOL_DIV_OFFSET (4) +#define MXC_CCM_CCOSR_CKOL_DIV_MASK (0x7 << 4) +#define MXC_CCM_CCOSR_CKOL_SEL_OFFSET (0) +#define MXC_CCM_CCOSR_CKOL_SEL_MASK (0xF) + +/* Define the bits in registers CGPR */ +#define MXC_CCM_CGPR_EFUSE_PROG_SUPPLY_GATE (0x1 << 4) +#define MXC_CCM_CGPR_FPM_SEL (0x1 << 3) +#define MXC_CCM_CGPR_VL_L2BIST_CLKDIV_OFFSET (0) +#define MXC_CCM_CGPR_VL_L2BIST_CLKDIV_MASK (0x7) + +/* Define the bits in registers CCGRx */ +#define MXC_CCM_CCGRx_CG_MASK 0x3 +#define MXC_CCM_CCGRx_MOD_OFF 0x0 +#define MXC_CCM_CCGRx_MOD_ON 0x3 +#define MXC_CCM_CCGRx_MOD_IDLE 0x1 + +#define MXC_CCM_CCGRx_CG15_MASK (0x3 << 30) +#define MXC_CCM_CCGRx_CG14_MASK (0x3 << 28) +#define MXC_CCM_CCGRx_CG13_MASK (0x3 << 26) +#define MXC_CCM_CCGRx_CG12_MASK (0x3 << 24) +#define MXC_CCM_CCGRx_CG11_MASK (0x3 << 22) +#define MXC_CCM_CCGRx_CG10_MASK (0x3 << 20) +#define MXC_CCM_CCGRx_CG9_MASK (0x3 << 18) +#define MXC_CCM_CCGRx_CG8_MASK (0x3 << 16) +#define MXC_CCM_CCGRx_CG5_MASK (0x3 << 10) +#define MXC_CCM_CCGRx_CG4_MASK (0x3 << 8) +#define MXC_CCM_CCGRx_CG3_MASK (0x3 << 6) +#define MXC_CCM_CCGRx_CG2_MASK (0x3 << 4) +#define MXC_CCM_CCGRx_CG1_MASK (0x3 << 2) +#define MXC_CCM_CCGRx_CG0_MASK (0x3 << 0) + +#define MXC_CCM_CCGRx_CG15_OFFSET 30 +#define MXC_CCM_CCGRx_CG14_OFFSET 28 +#define MXC_CCM_CCGRx_CG13_OFFSET 26 +#define MXC_CCM_CCGRx_CG12_OFFSET 24 +#define MXC_CCM_CCGRx_CG11_OFFSET 22 +#define MXC_CCM_CCGRx_CG10_OFFSET 20 +#define MXC_CCM_CCGRx_CG9_OFFSET 18 +#define MXC_CCM_CCGRx_CG8_OFFSET 16 +#define MXC_CCM_CCGRx_CG7_OFFSET 14 +#define MXC_CCM_CCGRx_CG6_OFFSET 12 +#define MXC_CCM_CCGRx_CG5_OFFSET 10 +#define MXC_CCM_CCGRx_CG4_OFFSET 8 +#define MXC_CCM_CCGRx_CG3_OFFSET 6 +#define MXC_CCM_CCGRx_CG2_OFFSET 4 +#define MXC_CCM_CCGRx_CG1_OFFSET 2 +#define MXC_CCM_CCGRx_CG0_OFFSET 0 + +#define MXC_DPTC_LP_BASE (MX51_GPC_BASE + 0x80) +#define MXC_DPTC_GP_BASE (MX51_GPC_BASE + 0x100) +#define MXC_DVFS_CORE_BASE (MX51_GPC_BASE + 0x180) +#define MXC_DPTC_PER_BASE (MX51_GPC_BASE + 0x1C0) +#define MXC_PGC_IPU_BASE (MX51_GPC_BASE + 0x220) +#define MXC_PGC_VPU_BASE (MX51_GPC_BASE + 0x240) +#define MXC_PGC_GPU_BASE (MX51_GPC_BASE + 0x260) +#define MXC_SRPG_NEON_BASE (MX51_GPC_BASE + 0x280) +#define MXC_SRPG_ARM_BASE (MX51_GPC_BASE + 0x2A0) +#define MXC_SRPG_EMPGC0_BASE (MX51_GPC_BASE + 0x2C0) +#define MXC_SRPG_EMPGC1_BASE (MX51_GPC_BASE + 0x2D0) +#define MXC_SRPG_MEGAMIX_BASE (MX51_GPC_BASE + 0x2E0) +#define MXC_SRPG_EMI_BASE (MX51_GPC_BASE + 0x300) + +/* CORTEXA8 platform */ +#define MXC_CORTEXA8_PLAT_PVID (MX51_CORTEXA8_BASE + 0x0) +#define MXC_CORTEXA8_PLAT_GPC (MX51_CORTEXA8_BASE + 0x4) +#define MXC_CORTEXA8_PLAT_PIC (MX51_CORTEXA8_BASE + 0x8) +#define MXC_CORTEXA8_PLAT_LPC (MX51_CORTEXA8_BASE + 0xC) +#define MXC_CORTEXA8_PLAT_NEON_LPC (MX51_CORTEXA8_BASE + 0x10) +#define MXC_CORTEXA8_PLAT_ICGC (MX51_CORTEXA8_BASE + 0x14) +#define MXC_CORTEXA8_PLAT_AMC (MX51_CORTEXA8_BASE + 0x18) +#define MXC_CORTEXA8_PLAT_NMC (MX51_CORTEXA8_BASE + 0x20) +#define MXC_CORTEXA8_PLAT_NMS (MX51_CORTEXA8_BASE + 0x24) + +/* DVFS CORE */ +#define MXC_DVFSTHRS (MXC_DVFS_CORE_BASE + 0x00) +#define MXC_DVFSCOUN (MXC_DVFS_CORE_BASE + 0x04) +#define MXC_DVFSSIG1 (MXC_DVFS_CORE_BASE + 0x08) +#define MXC_DVFSSIG0 (MXC_DVFS_CORE_BASE + 0x0C) +#define MXC_DVFSGPC0 (MXC_DVFS_CORE_BASE + 0x10) +#define MXC_DVFSGPC1 (MXC_DVFS_CORE_BASE + 0x14) +#define MXC_DVFSGPBT (MXC_DVFS_CORE_BASE + 0x18) +#define MXC_DVFSEMAC (MXC_DVFS_CORE_BASE + 0x1C) +#define MXC_DVFSCNTR (MXC_DVFS_CORE_BASE + 0x20) +#define MXC_DVFSLTR0_0 (MXC_DVFS_CORE_BASE + 0x24) +#define MXC_DVFSLTR0_1 (MXC_DVFS_CORE_BASE + 0x28) +#define MXC_DVFSLTR1_0 (MXC_DVFS_CORE_BASE + 0x2C) +#define MXC_DVFSLTR1_1 (MXC_DVFS_CORE_BASE + 0x30) +#define MXC_DVFSPT0 (MXC_DVFS_CORE_BASE + 0x34) +#define MXC_DVFSPT1 (MXC_DVFS_CORE_BASE + 0x38) +#define MXC_DVFSPT2 (MXC_DVFS_CORE_BASE + 0x3C) +#define MXC_DVFSPT3 (MXC_DVFS_CORE_BASE + 0x40) + +/* GPC */ +#define MXC_GPC_CNTR (MX51_GPC_BASE + 0x0) +#define MXC_GPC_PGR (MX51_GPC_BASE + 0x4) +#define MXC_GPC_VCR (MX51_GPC_BASE + 0x8) +#define MXC_GPC_ALL_PU (MX51_GPC_BASE + 0xC) +#define MXC_GPC_NEON (MX51_GPC_BASE + 0x10) +#define MXC_GPC_PGR_ARMPG_OFFSET 8 +#define MXC_GPC_PGR_ARMPG_MASK (3 << 8) + +/* PGC */ +#define MXC_PGC_IPU_PGCR (MXC_PGC_IPU_BASE + 0x0) +#define MXC_PGC_IPU_PGSR (MXC_PGC_IPU_BASE + 0xC) +#define MXC_PGC_VPU_PGCR (MXC_PGC_VPU_BASE + 0x0) +#define MXC_PGC_VPU_PGSR (MXC_PGC_VPU_BASE + 0xC) +#define MXC_PGC_GPU_PGCR (MXC_PGC_GPU_BASE + 0x0) +#define MXC_PGC_GPU_PGSR (MXC_PGC_GPU_BASE + 0xC) + +#define MXC_PGCR_PCR 1 +#define MXC_SRPGCR_PCR 1 +#define MXC_EMPGCR_PCR 1 +#define MXC_PGSR_PSR 1 + + +#define MXC_CORTEXA8_PLAT_LPC_DSM (1 << 0) +#define MXC_CORTEXA8_PLAT_LPC_DBG_DSM (1 << 1) + +/* SRPG */ +#define MXC_SRPG_NEON_SRPGCR (MXC_SRPG_NEON_BASE + 0x0) +#define MXC_SRPG_NEON_PUPSCR (MXC_SRPG_NEON_BASE + 0x4) +#define MXC_SRPG_NEON_PDNSCR (MXC_SRPG_NEON_BASE + 0x8) + +#define MXC_SRPG_ARM_SRPGCR (MXC_SRPG_ARM_BASE + 0x0) +#define MXC_SRPG_ARM_PUPSCR (MXC_SRPG_ARM_BASE + 0x4) +#define MXC_SRPG_ARM_PDNSCR (MXC_SRPG_ARM_BASE + 0x8) + +#define MXC_SRPG_EMPGC0_SRPGCR (MXC_SRPG_EMPGC0_BASE + 0x0) +#define MXC_SRPG_EMPGC0_PUPSCR (MXC_SRPG_EMPGC0_BASE + 0x4) +#define MXC_SRPG_EMPGC0_PDNSCR (MXC_SRPG_EMPGC0_BASE + 0x8) + +#define MXC_SRPG_EMPGC1_SRPGCR (MXC_SRPG_EMPGC1_BASE + 0x0) +#define MXC_SRPG_EMPGC1_PUPSCR (MXC_SRPG_EMPGC1_BASE + 0x4) +#define MXC_SRPG_EMPGC1_PDNSCR (MXC_SRPG_EMPGC1_BASE + 0x8) + +#define MXC_SRPG_MEGAMIX_SRPGCR (MXC_SRPG_MEGAMIX_BASE + 0x0) +#define MXC_SRPG_MEGAMIX_PUPSCR (MXC_SRPG_MEGAMIX_BASE + 0x4) +#define MXC_SRPG_MEGAMIX_PDNSCR (MXC_SRPG_MEGAMIX_BASE + 0x8) + +#define MXC_SRPGC_EMI_SRPGCR (MXC_SRPGC_EMI_BASE + 0x0) +#define MXC_SRPGC_EMI_PUPSCR (MXC_SRPGC_EMI_BASE + 0x4) +#define MXC_SRPGC_EMI_PDNSCR (MXC_SRPGC_EMI_BASE + 0x8) + +#endif /* __ARCH_ARM_MACH_MX51_CRM_REGS_H__ */ diff --git a/arch/arm/mach-mx5/devices.c b/arch/arm/mach-mx5/devices.c new file mode 100644 index 00000000000..d6fd3961ade --- /dev/null +++ b/arch/arm/mach-mx5/devices.c @@ -0,0 +1,96 @@ +/* + * Copyright 2009 Amit Kucheria <amit.kucheria@canonical.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include <linux/platform_device.h> +#include <mach/hardware.h> +#include <mach/imx-uart.h> + +static struct resource uart0[] = { + { + .start = MX51_UART1_BASE_ADDR, + .end = MX51_UART1_BASE_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, { + .start = MX51_MXC_INT_UART1, + .end = MX51_MXC_INT_UART1, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_uart_device0 = { + .name = "imx-uart", + .id = 0, + .resource = uart0, + .num_resources = ARRAY_SIZE(uart0), +}; + +static struct resource uart1[] = { + { + .start = MX51_UART2_BASE_ADDR, + .end = MX51_UART2_BASE_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, { + .start = MX51_MXC_INT_UART2, + .end = MX51_MXC_INT_UART2, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_uart_device1 = { + .name = "imx-uart", + .id = 1, + .resource = uart1, + .num_resources = ARRAY_SIZE(uart1), +}; + +static struct resource uart2[] = { + { + .start = MX51_UART3_BASE_ADDR, + .end = MX51_UART3_BASE_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, { + .start = MX51_MXC_INT_UART3, + .end = MX51_MXC_INT_UART3, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_uart_device2 = { + .name = "imx-uart", + .id = 2, + .resource = uart2, + .num_resources = ARRAY_SIZE(uart2), +}; + +static struct resource mxc_fec_resources[] = { + { + .start = MX51_MXC_FEC_BASE_ADDR, + .end = MX51_MXC_FEC_BASE_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, { + .start = MX51_MXC_INT_FEC, + .end = MX51_MXC_INT_FEC, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_fec_device = { + .name = "fec", + .id = 0, + .num_resources = ARRAY_SIZE(mxc_fec_resources), + .resource = mxc_fec_resources, +}; + +/* Dummy definition to allow compiling in AVIC and TZIC simultaneously */ +int __init mxc_register_gpios(void) +{ + return 0; +} diff --git a/arch/arm/mach-mx5/devices.h b/arch/arm/mach-mx5/devices.h new file mode 100644 index 00000000000..f339ab8c19b --- /dev/null +++ b/arch/arm/mach-mx5/devices.h @@ -0,0 +1,4 @@ +extern struct platform_device mxc_uart_device0; +extern struct platform_device mxc_uart_device1; +extern struct platform_device mxc_uart_device2; +extern struct platform_device mxc_fec_device; diff --git a/arch/arm/mach-mx5/mm.c b/arch/arm/mach-mx5/mm.c new file mode 100644 index 00000000000..b7677ef80cc --- /dev/null +++ b/arch/arm/mach-mx5/mm.c @@ -0,0 +1,83 @@ +/* + * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + * + * Create static mapping between physical to virtual memory. + */ + +#include <linux/mm.h> +#include <linux/init.h> + +#include <asm/mach/map.h> + +#include <mach/hardware.h> +#include <mach/common.h> +#include <mach/iomux-v3.h> + +/* + * Define the MX51 memory map. + */ +static struct map_desc mxc_io_desc[] __initdata = { + { + .virtual = MX51_IRAM_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(MX51_IRAM_BASE_ADDR), + .length = MX51_IRAM_SIZE, + .type = MT_DEVICE + }, { + .virtual = MX51_DEBUG_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(MX51_DEBUG_BASE_ADDR), + .length = MX51_DEBUG_SIZE, + .type = MT_DEVICE + }, { + .virtual = MX51_AIPS1_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(MX51_AIPS1_BASE_ADDR), + .length = MX51_AIPS1_SIZE, + .type = MT_DEVICE + }, { + .virtual = MX51_SPBA0_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(MX51_SPBA0_BASE_ADDR), + .length = MX51_SPBA0_SIZE, + .type = MT_DEVICE + }, { + .virtual = MX51_AIPS2_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(MX51_AIPS2_BASE_ADDR), + .length = MX51_AIPS2_SIZE, + .type = MT_DEVICE + }, +}; + +/* + * This function initializes the memory map. It is called during the + * system startup to create static physical to virtual memory mappings + * for the IO modules. + */ +void __init mx51_map_io(void) +{ + mxc_set_cpu_type(MXC_CPU_MX51); + mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR)); + mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG_BASE_ADDR)); + iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc)); +} + +void __init mx51_init_irq(void) +{ + unsigned long tzic_addr; + void __iomem *tzic_virt; + + if (mx51_revision() < MX51_CHIP_REV_2_0) + tzic_addr = MX51_TZIC_BASE_ADDR_TO1; + else + tzic_addr = MX51_TZIC_BASE_ADDR; + + tzic_virt = ioremap(tzic_addr, SZ_16K); + if (!tzic_virt) + panic("unable to map TZIC interrupt controller\n"); + + tzic_init_irq(tzic_virt); +} |