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-rw-r--r--arch/arm/mach-s5pv210/Kconfig37
-rw-r--r--arch/arm/mach-s5pv210/Makefile3
-rw-r--r--arch/arm/mach-s5pv210/clock.c207
-rw-r--r--arch/arm/mach-s5pv210/cpu.c15
-rw-r--r--arch/arm/mach-s5pv210/cpufreq.c484
-rw-r--r--arch/arm/mach-s5pv210/dev-audio.c86
-rw-r--r--arch/arm/mach-s5pv210/dev-spi.c19
-rw-r--r--arch/arm/mach-s5pv210/dma.c4
-rw-r--r--arch/arm/mach-s5pv210/gpiolib.c14
-rw-r--r--arch/arm/mach-s5pv210/include/mach/irqs.h12
-rw-r--r--arch/arm/mach-s5pv210/include/mach/map.h12
-rw-r--r--arch/arm/mach-s5pv210/include/mach/pm-core.h43
-rw-r--r--arch/arm/mach-s5pv210/include/mach/regs-clock.h39
-rw-r--r--arch/arm/mach-s5pv210/include/mach/regs-gpio.h7
-rw-r--r--arch/arm/mach-s5pv210/include/mach/regs-sys.h19
-rw-r--r--arch/arm/mach-s5pv210/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-s5pv210/mach-aquila.c169
-rw-r--r--arch/arm/mach-s5pv210/mach-goni.c381
-rw-r--r--arch/arm/mach-s5pv210/mach-smdkc110.c4
-rw-r--r--arch/arm/mach-s5pv210/mach-smdkv210.c4
-rw-r--r--arch/arm/mach-s5pv210/mach-torbreck.c131
-rw-r--r--arch/arm/mach-s5pv210/pm.c166
-rw-r--r--arch/arm/mach-s5pv210/setup-fb-24bpp.c34
-rw-r--r--arch/arm/mach-s5pv210/setup-i2c0.c6
-rw-r--r--arch/arm/mach-s5pv210/setup-i2c1.c6
-rw-r--r--arch/arm/mach-s5pv210/setup-i2c2.c6
-rw-r--r--arch/arm/mach-s5pv210/setup-ide.c49
-rw-r--r--arch/arm/mach-s5pv210/setup-keypad.c14
-rw-r--r--arch/arm/mach-s5pv210/setup-sdhci-gpio.c57
-rw-r--r--arch/arm/mach-s5pv210/sleep.S170
30 files changed, 1986 insertions, 214 deletions
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index 5315fec3db8..862f239a0fd 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -11,9 +11,9 @@ if ARCH_S5PV210
config CPU_S5PV210
bool
- select PLAT_S5P
select S3C_PL330_DMA
select S5P_EXT_INT
+ select S5PV210_PM if PM
help
Enable S5PV210 CPU support
@@ -58,7 +58,6 @@ menu "S5PC110 Machines"
config MACH_AQUILA
bool "Aquila"
select CPU_S5PV210
- select ARCH_SPARSEMEM_ENABLE
select S3C_DEV_FB
select S5P_DEV_FIMC0
select S5P_DEV_FIMC1
@@ -75,7 +74,7 @@ config MACH_AQUILA
config MACH_GONI
bool "GONI"
select CPU_S5PV210
- select ARCH_SPARSEMEM_ENABLE
+ select S5P_GPIO_INT
select S3C_DEV_FB
select S5P_DEV_FIMC0
select S5P_DEV_FIMC1
@@ -83,8 +82,15 @@ config MACH_GONI
select S3C_DEV_HSMMC
select S3C_DEV_HSMMC1
select S3C_DEV_HSMMC2
+ select S3C_DEV_I2C1
+ select S3C_DEV_I2C2
+ select S3C_DEV_USB_HSOTG
select S5P_DEV_ONENAND
+ select SAMSUNG_DEV_KEYPAD
select S5PV210_SETUP_FB_24BPP
+ select S5PV210_SETUP_I2C1
+ select S5PV210_SETUP_I2C2
+ select S5PV210_SETUP_KEYPAD
select S5PV210_SETUP_SDHCI
help
Machine support for Samsung GONI board
@@ -93,7 +99,6 @@ config MACH_GONI
config MACH_SMDKC110
bool "SMDKC110"
select CPU_S5PV210
- select ARCH_SPARSEMEM_ENABLE
select S3C_DEV_I2C1
select S3C_DEV_I2C2
select S3C_DEV_RTC
@@ -113,7 +118,6 @@ menu "S5PV210 Machines"
config MACH_SMDKV210
bool "SMDKV210"
select CPU_S5PV210
- select ARCH_SPARSEMEM_ENABLE
select S3C_DEV_HSMMC
select S3C_DEV_HSMMC1
select S3C_DEV_HSMMC2
@@ -134,6 +138,29 @@ config MACH_SMDKV210
help
Machine support for Samsung SMDKV210
+config MACH_TORBRECK
+ bool "Torbreck"
+ select CPU_S5PV210
+ select ARCH_SPARSEMEM_ENABLE
+ select S3C_DEV_HSMMC
+ select S3C_DEV_HSMMC1
+ select S3C_DEV_HSMMC2
+ select S3C_DEV_HSMMC3
+ select S3C_DEV_I2C1
+ select S3C_DEV_I2C2
+ select S3C_DEV_RTC
+ select S3C_DEV_WDT
+ select S5PV210_SETUP_I2C1
+ select S5PV210_SETUP_I2C2
+ select S5PV210_SETUP_SDHCI
+ help
+ Machine support for aESOP Torbreck
+
endmenu
+config S5PV210_PM
+ bool
+ help
+ Power Management code common to S5PV210
+
endif
diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index 70454891240..ff1a0db57a2 100644
--- a/arch/arm/mach-s5pv210/Makefile
+++ b/arch/arm/mach-s5pv210/Makefile
@@ -14,6 +14,8 @@ obj- :=
obj-$(CONFIG_CPU_S5PV210) += cpu.o init.o clock.o dma.o gpiolib.o
obj-$(CONFIG_CPU_S5PV210) += setup-i2c0.o
+obj-$(CONFIG_S5PV210_PM) += pm.o sleep.o
+obj-$(CONFIG_CPU_FREQ) += cpufreq.o
# machine support
@@ -21,6 +23,7 @@ obj-$(CONFIG_MACH_AQUILA) += mach-aquila.o
obj-$(CONFIG_MACH_SMDKV210) += mach-smdkv210.o
obj-$(CONFIG_MACH_SMDKC110) += mach-smdkc110.o
obj-$(CONFIG_MACH_GONI) += mach-goni.o
+obj-$(CONFIG_MACH_TORBRECK) += mach-torbreck.o
# device support
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
index d562670e1b0..019c3a69b0e 100644
--- a/arch/arm/mach-s5pv210/clock.c
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -31,6 +31,8 @@
#include <plat/clock-clksrc.h>
#include <plat/s5pv210.h>
+static unsigned long xtal;
+
static struct clksrc_clk clk_mout_apll = {
.clk = {
.name = "mout_apll",
@@ -259,6 +261,36 @@ static struct clksrc_clk clk_sclk_vpll = {
.reg_src = { .reg = S5P_CLK_SRC0, .shift = 12, .size = 1 },
};
+static struct clk *clkset_moutdmc0src_list[] = {
+ [0] = &clk_sclk_a2m.clk,
+ [1] = &clk_mout_mpll.clk,
+ [2] = NULL,
+ [3] = NULL,
+};
+
+static struct clksrc_sources clkset_moutdmc0src = {
+ .sources = clkset_moutdmc0src_list,
+ .nr_sources = ARRAY_SIZE(clkset_moutdmc0src_list),
+};
+
+static struct clksrc_clk clk_mout_dmc0 = {
+ .clk = {
+ .name = "mout_dmc0",
+ .id = -1,
+ },
+ .sources = &clkset_moutdmc0src,
+ .reg_src = { .reg = S5P_CLK_SRC6, .shift = 24, .size = 2 },
+};
+
+static struct clksrc_clk clk_sclk_dmc0 = {
+ .clk = {
+ .name = "sclk_dmc0",
+ .id = -1,
+ .parent = &clk_mout_dmc0.clk,
+ },
+ .reg_div = { .reg = S5P_CLK_DIV6, .shift = 28, .size = 4 },
+};
+
static unsigned long s5pv210_clk_imem_get_rate(struct clk *clk)
{
return clk_get_rate(clk->parent) / 2;
@@ -268,8 +300,29 @@ static struct clk_ops clk_hclk_imem_ops = {
.get_rate = s5pv210_clk_imem_get_rate,
};
+static unsigned long s5pv210_clk_fout_apll_get_rate(struct clk *clk)
+{
+ return s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4508);
+}
+
+static struct clk_ops clk_fout_apll_ops = {
+ .get_rate = s5pv210_clk_fout_apll_get_rate,
+};
+
static struct clk init_clocks_disable[] = {
{
+ .name = "pdma",
+ .id = 0,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 3),
+ }, {
+ .name = "pdma",
+ .id = 1,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 4),
+ }, {
.name = "rot",
.id = -1,
.parent = &clk_hclk_dsys.clk,
@@ -431,6 +484,12 @@ static struct clk init_clocks_disable[] = {
.parent = &clk_p,
.enable = s5pv210_clk_ip3_ctrl,
.ctrlbit = (1 << 6),
+ }, {
+ .name = "spdif",
+ .id = -1,
+ .parent = &clk_p,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1 << 0),
},
};
@@ -660,6 +719,53 @@ static struct clksrc_sources clkset_sclk_spdif = {
.nr_sources = ARRAY_SIZE(clkset_sclk_spdif_list),
};
+static int s5pv210_spdif_set_rate(struct clk *clk, unsigned long rate)
+{
+ struct clk *pclk;
+ int ret;
+
+ pclk = clk_get_parent(clk);
+ if (IS_ERR(pclk))
+ return -EINVAL;
+
+ ret = pclk->ops->set_rate(pclk, rate);
+ clk_put(pclk);
+
+ return ret;
+}
+
+static unsigned long s5pv210_spdif_get_rate(struct clk *clk)
+{
+ struct clk *pclk;
+ int rate;
+
+ pclk = clk_get_parent(clk);
+ if (IS_ERR(pclk))
+ return -EINVAL;
+
+ rate = pclk->ops->get_rate(clk);
+ clk_put(pclk);
+
+ return rate;
+}
+
+static struct clk_ops s5pv210_sclk_spdif_ops = {
+ .set_rate = s5pv210_spdif_set_rate,
+ .get_rate = s5pv210_spdif_get_rate,
+};
+
+static struct clksrc_clk clk_sclk_spdif = {
+ .clk = {
+ .name = "sclk_spdif",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 27),
+ .ops = &s5pv210_sclk_spdif_ops,
+ },
+ .sources = &clkset_sclk_spdif,
+ .reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },
+};
+
static struct clk *clkset_group2_list[] = {
[0] = &clk_ext_xtal_mux,
[1] = &clk_xusbxti,
@@ -744,15 +850,6 @@ static struct clksrc_clk clksrcs[] = {
.sources = &clkset_sclk_mixer,
.reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 1 },
}, {
- .clk = {
- .name = "sclk_spdif",
- .id = -1,
- .enable = s5pv210_clk_mask0_ctrl,
- .ctrlbit = (1 << 27),
- },
- .sources = &clkset_sclk_spdif,
- .reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },
- }, {
.clk = {
.name = "sclk_fimc",
.id = 0,
@@ -953,12 +1050,93 @@ static struct clksrc_clk *sysclks[] = {
&clk_sclk_dac,
&clk_sclk_pixel,
&clk_sclk_hdmi,
+ &clk_mout_dmc0,
+ &clk_sclk_dmc0,
+ &clk_sclk_audio0,
+ &clk_sclk_audio1,
+ &clk_sclk_audio2,
+ &clk_sclk_spdif,
+};
+
+static u32 epll_div[][6] = {
+ { 48000000, 0, 48, 3, 3, 0 },
+ { 96000000, 0, 48, 3, 2, 0 },
+ { 144000000, 1, 72, 3, 2, 0 },
+ { 192000000, 0, 48, 3, 1, 0 },
+ { 288000000, 1, 72, 3, 1, 0 },
+ { 32750000, 1, 65, 3, 4, 35127 },
+ { 32768000, 1, 65, 3, 4, 35127 },
+ { 45158400, 0, 45, 3, 3, 10355 },
+ { 45000000, 0, 45, 3, 3, 10355 },
+ { 45158000, 0, 45, 3, 3, 10355 },
+ { 49125000, 0, 49, 3, 3, 9961 },
+ { 49152000, 0, 49, 3, 3, 9961 },
+ { 67737600, 1, 67, 3, 3, 48366 },
+ { 67738000, 1, 67, 3, 3, 48366 },
+ { 73800000, 1, 73, 3, 3, 47710 },
+ { 73728000, 1, 73, 3, 3, 47710 },
+ { 36000000, 1, 32, 3, 4, 0 },
+ { 60000000, 1, 60, 3, 3, 0 },
+ { 72000000, 1, 72, 3, 3, 0 },
+ { 80000000, 1, 80, 3, 3, 0 },
+ { 84000000, 0, 42, 3, 2, 0 },
+ { 50000000, 0, 50, 3, 3, 0 },
+};
+
+static int s5pv210_epll_set_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned int epll_con, epll_con_k;
+ unsigned int i;
+
+ /* Return if nothing changed */
+ if (clk->rate == rate)
+ return 0;
+
+ epll_con = __raw_readl(S5P_EPLL_CON);
+ epll_con_k = __raw_readl(S5P_EPLL_CON1);
+
+ epll_con_k &= ~PLL46XX_KDIV_MASK;
+ epll_con &= ~(1 << 27 |
+ PLL46XX_MDIV_MASK << PLL46XX_MDIV_SHIFT |
+ PLL46XX_PDIV_MASK << PLL46XX_PDIV_SHIFT |
+ PLL46XX_SDIV_MASK << PLL46XX_SDIV_SHIFT);
+
+ for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
+ if (epll_div[i][0] == rate) {
+ epll_con_k |= epll_div[i][5] << 0;
+ epll_con |= (epll_div[i][1] << 27 |
+ epll_div[i][2] << PLL46XX_MDIV_SHIFT |
+ epll_div[i][3] << PLL46XX_PDIV_SHIFT |
+ epll_div[i][4] << PLL46XX_SDIV_SHIFT);
+ break;
+ }
+ }
+
+ if (i == ARRAY_SIZE(epll_div)) {
+ printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ __raw_writel(epll_con, S5P_EPLL_CON);
+ __raw_writel(epll_con_k, S5P_EPLL_CON1);
+
+ printk(KERN_WARNING "EPLL Rate changes from %lu to %lu\n",
+ clk->rate, rate);
+
+ clk->rate = rate;
+
+ return 0;
+}
+
+static struct clk_ops s5pv210_epll_ops = {
+ .set_rate = s5pv210_epll_set_rate,
+ .get_rate = s5p_epll_get_rate,
};
void __init_or_cpufreq s5pv210_setup_clocks(void)
{
struct clk *xtal_clk;
- unsigned long xtal;
unsigned long vpllsrc;
unsigned long armclk;
unsigned long hclk_msys;
@@ -974,6 +1152,10 @@ void __init_or_cpufreq s5pv210_setup_clocks(void)
unsigned int ptr;
u32 clkdiv0, clkdiv1;
+ /* Set functions for clk_fout_epll */
+ clk_fout_epll.enable = s5p_epll_enable;
+ clk_fout_epll.ops = &s5pv210_epll_ops;
+
printk(KERN_DEBUG "%s: registering clocks\n", __func__);
clkdiv0 = __raw_readl(S5P_CLK_DIV0);
@@ -992,11 +1174,12 @@ void __init_or_cpufreq s5pv210_setup_clocks(void)
apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4508);
mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON), pll_4502);
- epll = s5p_get_pll45xx(xtal, __raw_readl(S5P_EPLL_CON), pll_4500);
+ epll = s5p_get_pll46xx(xtal, __raw_readl(S5P_EPLL_CON),
+ __raw_readl(S5P_EPLL_CON1), pll_4600);
vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
vpll = s5p_get_pll45xx(vpllsrc, __raw_readl(S5P_VPLL_CON), pll_4502);
- clk_fout_apll.rate = apll;
+ clk_fout_apll.ops = &clk_fout_apll_ops;
clk_fout_mpll.rate = mpll;
clk_fout_epll.rate = epll;
clk_fout_vpll.rate = vpll;
diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c
index 2f16bfc0a11..8eb480e201b 100644
--- a/arch/arm/mach-s5pv210/cpu.c
+++ b/arch/arm/mach-s5pv210/cpu.c
@@ -85,6 +85,21 @@ static struct map_desc s5pv210_iodesc[] __initdata = {
.pfn = __phys_to_pfn(S5PV210_PA_SROMC),
.length = SZ_4K,
.type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S5P_VA_DMC0,
+ .pfn = __phys_to_pfn(S5PV210_PA_DMC0),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S5P_VA_DMC1,
+ .pfn = __phys_to_pfn(S5PV210_PA_DMC1),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S3C_VA_USB_HSPHY,
+ .pfn =__phys_to_pfn(S5PV210_PA_HSPHY),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
}
};
diff --git a/arch/arm/mach-s5pv210/cpufreq.c b/arch/arm/mach-s5pv210/cpufreq.c
new file mode 100644
index 00000000000..a6f22920a2c
--- /dev/null
+++ b/arch/arm/mach-s5pv210/cpufreq.c
@@ -0,0 +1,484 @@
+/* linux/arch/arm/mach-s5pv210/cpufreq.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * CPU frequency scaling for S5PC110/S5PV210
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/cpufreq.h>
+
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+
+static struct clk *cpu_clk;
+static struct clk *dmc0_clk;
+static struct clk *dmc1_clk;
+static struct cpufreq_freqs freqs;
+
+/* APLL M,P,S values for 1G/800Mhz */
+#define APLL_VAL_1000 ((1 << 31) | (125 << 16) | (3 << 8) | 1)
+#define APLL_VAL_800 ((1 << 31) | (100 << 16) | (3 << 8) | 1)
+
+/*
+ * DRAM configurations to calculate refresh counter for changing
+ * frequency of memory.
+ */
+struct dram_conf {
+ unsigned long freq; /* HZ */
+ unsigned long refresh; /* DRAM refresh counter * 1000 */
+};
+
+/* DRAM configuration (DMC0 and DMC1) */
+static struct dram_conf s5pv210_dram_conf[2];
+
+enum perf_level {
+ L0, L1, L2, L3, L4,
+};
+
+enum s5pv210_mem_type {
+ LPDDR = 0x1,
+ LPDDR2 = 0x2,
+ DDR2 = 0x4,
+};
+
+enum s5pv210_dmc_port {
+ DMC0 = 0,
+ DMC1,
+};
+
+static struct cpufreq_frequency_table s5pv210_freq_table[] = {
+ {L0, 1000*1000},
+ {L1, 800*1000},
+ {L2, 400*1000},
+ {L3, 200*1000},
+ {L4, 100*1000},
+ {0, CPUFREQ_TABLE_END},
+};
+
+static u32 clkdiv_val[5][11] = {
+ /*
+ * Clock divider value for following
+ * { APLL, A2M, HCLK_MSYS, PCLK_MSYS,
+ * HCLK_DSYS, PCLK_DSYS, HCLK_PSYS, PCLK_PSYS,
+ * ONEDRAM, MFC, G3D }
+ */
+
+ /* L0 : [1000/200/100][166/83][133/66][200/200] */
+ {0, 4, 4, 1, 3, 1, 4, 1, 3, 0, 0},
+
+ /* L1 : [800/200/100][166/83][133/66][200/200] */
+ {0, 3, 3, 1, 3, 1, 4, 1, 3, 0, 0},
+
+ /* L2 : [400/200/100][166/83][133/66][200/200] */
+ {1, 3, 1, 1, 3, 1, 4, 1, 3, 0, 0},
+
+ /* L3 : [200/200/100][166/83][133/66][200/200] */
+ {3, 3, 1, 1, 3, 1, 4, 1, 3, 0, 0},
+
+ /* L4 : [100/100/100][83/83][66/66][100/100] */
+ {7, 7, 0, 0, 7, 0, 9, 0, 7, 0, 0},
+};
+
+/*
+ * This function set DRAM refresh counter
+ * accoriding to operating frequency of DRAM
+ * ch: DMC port number 0 or 1
+ * freq: Operating frequency of DRAM(KHz)
+ */
+static void s5pv210_set_refresh(enum s5pv210_dmc_port ch, unsigned long freq)
+{
+ unsigned long tmp, tmp1;
+ void __iomem *reg = NULL;
+
+ if (ch == DMC0)
+ reg = (S5P_VA_DMC0 + 0x30);
+ else if (ch == DMC1)
+ reg = (S5P_VA_DMC1 + 0x30);
+ else
+ printk(KERN_ERR "Cannot find DMC port\n");
+
+ /* Find current DRAM frequency */
+ tmp = s5pv210_dram_conf[ch].freq;
+
+ do_div(tmp, freq);
+
+ tmp1 = s5pv210_dram_conf[ch].refresh;
+
+ do_div(tmp1, tmp);
+
+ __raw_writel(tmp1, reg);
+}
+
+int s5pv210_verify_speed(struct cpufreq_policy *policy)
+{
+ if (policy->cpu)
+ return -EINVAL;
+
+ return cpufreq_frequency_table_verify(policy, s5pv210_freq_table);
+}
+
+unsigned int s5pv210_getspeed(unsigned int cpu)
+{
+ if (cpu)
+ return 0;
+
+ return clk_get_rate(cpu_clk) / 1000;
+}
+
+static int s5pv210_target(struct cpufreq_policy *policy,
+ unsigned int target_freq,
+ unsigned int relation)
+{
+ unsigned long reg;
+ unsigned int index, priv_index;
+ unsigned int pll_changing = 0;
+ unsigned int bus_speed_changing = 0;
+
+ freqs.old = s5pv210_getspeed(0);
+
+ if (cpufreq_frequency_table_target(policy, s5pv210_freq_table,
+ target_freq, relation, &index))
+ return -EINVAL;
+
+ freqs.new = s5pv210_freq_table[index].frequency;
+ freqs.cpu = 0;
+
+ if (freqs.new == freqs.old)
+ return 0;
+
+ /* Finding current running level index */
+ if (cpufreq_frequency_table_target(policy, s5pv210_freq_table,
+ freqs.old, relation, &priv_index))
+ return -EINVAL;
+
+ cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+
+ if (freqs.new > freqs.old) {
+ /* Voltage up: will be implemented */
+ }
+
+ /* Check if there need to change PLL */
+ if ((index == L0) || (priv_index == L0))
+ pll_changing = 1;
+
+ /* Check if there need to change System bus clock */
+ if ((index == L4) || (priv_index == L4))
+ bus_speed_changing = 1;
+
+ if (bus_speed_changing) {
+ /*
+ * Reconfigure DRAM refresh counter value for minimum
+ * temporary clock while changing divider.
+ * expected clock is 83Mhz : 7.8usec/(1/83Mhz) = 0x287
+ */
+ if (pll_changing)
+ s5pv210_set_refresh(DMC1, 83000);
+ else
+ s5pv210_set_refresh(DMC1, 100000);
+
+ s5pv210_set_refresh(DMC0, 83000);
+ }
+
+ /*
+ * APLL should be changed in this level
+ * APLL -> MPLL(for stable transition) -> APLL
+ * Some clock source's clock API are not prepared.
+ * Do not use clock API in below code.
+ */
+ if (pll_changing) {
+ /*
+ * 1. Temporary Change divider for MFC and G3D
+ * SCLKA2M(200/1=200)->(200/4=50)Mhz
+ */
+ reg = __raw_readl(S5P_CLK_DIV2);
+ reg &= ~(S5P_CLKDIV2_G3D_MASK | S5P_CLKDIV2_MFC_MASK);
+ reg |= (3 << S5P_CLKDIV2_G3D_SHIFT) |
+ (3 << S5P_CLKDIV2_MFC_SHIFT);
+ __raw_writel(reg, S5P_CLK_DIV2);
+
+ /* For MFC, G3D dividing */
+ do {
+ reg = __raw_readl(S5P_CLKDIV_STAT0);
+ } while (reg & ((1 << 16) | (1 << 17)));
+
+ /*
+ * 2. Change SCLKA2M(200Mhz)to SCLKMPLL in MFC_MUX, G3D MUX
+ * (200/4=50)->(667/4=166)Mhz
+ */
+ reg = __raw_readl(S5P_CLK_SRC2);
+ reg &= ~(S5P_CLKSRC2_G3D_MASK | S5P_CLKSRC2_MFC_MASK);
+ reg |= (1 << S5P_CLKSRC2_G3D_SHIFT) |
+ (1 << S5P_CLKSRC2_MFC_SHIFT);
+ __raw_writel(reg, S5P_CLK_SRC2);
+
+ do {
+ reg = __raw_readl(S5P_CLKMUX_STAT1);
+ } while (reg & ((1 << 7) | (1 << 3)));
+
+ /*
+ * 3. DMC1 refresh count for 133Mhz if (index == L4) is
+ * true refresh counter is already programed in upper
+ * code. 0x287@83Mhz
+ */
+ if (!bus_speed_changing)
+ s5pv210_set_refresh(DMC1, 133000);
+
+ /* 4. SCLKAPLL -> SCLKMPLL */
+ reg = __raw_readl(S5P_CLK_SRC0);
+ reg &= ~(S5P_CLKSRC0_MUX200_MASK);
+ reg |= (0x1 << S5P_CLKSRC0_MUX200_SHIFT);
+ __raw_writel(reg, S5P_CLK_SRC0);
+
+ do {
+ reg = __raw_readl(S5P_CLKMUX_STAT0);
+ } while (reg & (0x1 << 18));
+
+ }
+
+ /* Change divider */
+ reg = __raw_readl(S5P_CLK_DIV0);
+
+ reg &= ~(S5P_CLKDIV0_APLL_MASK | S5P_CLKDIV0_A2M_MASK |
+ S5P_CLKDIV0_HCLK200_MASK | S5P_CLKDIV0_PCLK100_MASK |
+ S5P_CLKDIV0_HCLK166_MASK | S5P_CLKDIV0_PCLK83_MASK |
+ S5P_CLKDIV0_HCLK133_MASK | S5P_CLKDIV0_PCLK66_MASK);
+
+ reg |= ((clkdiv_val[index][0] << S5P_CLKDIV0_APLL_SHIFT) |
+ (clkdiv_val[index][1] << S5P_CLKDIV0_A2M_SHIFT) |
+ (clkdiv_val[index][2] << S5P_CLKDIV0_HCLK200_SHIFT) |
+ (clkdiv_val[index][3] << S5P_CLKDIV0_PCLK100_SHIFT) |
+ (clkdiv_val[index][4] << S5P_CLKDIV0_HCLK166_SHIFT) |
+ (clkdiv_val[index][5] << S5P_CLKDIV0_PCLK83_SHIFT) |
+ (clkdiv_val[index][6] << S5P_CLKDIV0_HCLK133_SHIFT) |
+ (clkdiv_val[index][7] << S5P_CLKDIV0_PCLK66_SHIFT));
+
+ __raw_writel(reg, S5P_CLK_DIV0);
+
+ do {
+ reg = __raw_readl(S5P_CLKDIV_STAT0);
+ } while (reg & 0xff);
+
+ /* ARM MCS value changed */
+ reg = __raw_readl(S5P_ARM_MCS_CON);
+ reg &= ~0x3;
+ if (index >= L3)
+ reg |= 0x3;
+ else
+ reg |= 0x1;
+
+ __raw_writel(reg, S5P_ARM_MCS_CON);
+
+ if (pll_changing) {
+ /* 5. Set Lock time = 30us*24Mhz = 0x2cf */
+ __raw_writel(0x2cf, S5P_APLL_LOCK);
+
+ /*
+ * 6. Turn on APLL
+ * 6-1. Set PMS values
+ * 6-2. Wait untile the PLL is locked
+ */
+ if (index == L0)
+ __raw_writel(APLL_VAL_1000, S5P_APLL_CON);
+ else
+ __raw_writel(APLL_VAL_800, S5P_APLL_CON);
+
+ do {
+ reg = __raw_readl(S5P_APLL_CON);
+ } while (!(reg & (0x1 << 29)));
+
+ /*
+ * 7. Change souce clock from SCLKMPLL(667Mhz)
+ * to SCLKA2M(200Mhz) in MFC_MUX and G3D MUX
+ * (667/4=166)->(200/4=50)Mhz
+ */
+ reg = __raw_readl(S5P_CLK_SRC2);
+ reg &= ~(S5P_CLKSRC2_G3D_MASK | S5P_CLKSRC2_MFC_MASK);
+ reg |= (0 << S5P_CLKSRC2_G3D_SHIFT) |
+ (0 << S5P_CLKSRC2_MFC_SHIFT);
+ __raw_writel(reg, S5P_CLK_SRC2);
+
+ do {
+ reg = __raw_readl(S5P_CLKMUX_STAT1);
+ } while (reg & ((1 << 7) | (1 << 3)));
+
+ /*
+ * 8. Change divider for MFC and G3D
+ * (200/4=50)->(200/1=200)Mhz
+ */
+ reg = __raw_readl(S5P_CLK_DIV2);
+ reg &= ~(S5P_CLKDIV2_G3D_MASK | S5P_CLKDIV2_MFC_MASK);
+ reg |= (clkdiv_val[index][10] << S5P_CLKDIV2_G3D_SHIFT) |
+ (clkdiv_val[index][9] << S5P_CLKDIV2_MFC_SHIFT);
+ __raw_writel(reg, S5P_CLK_DIV2);
+
+ /* For MFC, G3D dividing */
+ do {
+ reg = __raw_readl(S5P_CLKDIV_STAT0);
+ } while (reg & ((1 << 16) | (1 << 17)));
+
+ /* 9. Change MPLL to APLL in MSYS_MUX */
+ reg = __raw_readl(S5P_CLK_SRC0);
+ reg &= ~(S5P_CLKSRC0_MUX200_MASK);
+ reg |= (0x0 << S5P_CLKSRC0_MUX200_SHIFT);
+ __raw_writel(reg, S5P_CLK_SRC0);
+
+ do {
+ reg = __raw_readl(S5P_CLKMUX_STAT0);
+ } while (reg & (0x1 << 18));
+
+ /*
+ * 10. DMC1 refresh counter
+ * L4 : DMC1 = 100Mhz 7.8us/(1/100) = 0x30c
+ * Others : DMC1 = 200Mhz 7.8us/(1/200) = 0x618
+ */
+ if (!bus_speed_changing)
+ s5pv210_set_refresh(DMC1, 200000);
+ }
+
+ /*
+ * L4 level need to change memory bus speed, hence onedram clock divier
+ * and memory refresh parameter should be changed
+ */
+ if (bus_speed_changing) {
+ reg = __raw_readl(S5P_CLK_DIV6);
+ reg &= ~S5P_CLKDIV6_ONEDRAM_MASK;
+ reg |= (clkdiv_val[index][8] << S5P_CLKDIV6_ONEDRAM_SHIFT);
+ __raw_writel(reg, S5P_CLK_DIV6);
+
+ do {
+ reg = __raw_readl(S5P_CLKDIV_STAT1);
+ } while (reg & (1 << 15));
+
+ /* Reconfigure DRAM refresh counter value */
+ if (index != L4) {
+ /*
+ * DMC0 : 166Mhz
+ * DMC1 : 200Mhz
+ */
+ s5pv210_set_refresh(DMC0, 166000);
+ s5pv210_set_refresh(DMC1, 200000);
+ } else {
+ /*
+ * DMC0 : 83Mhz
+ * DMC1 : 100Mhz
+ */
+ s5pv210_set_refresh(DMC0, 83000);
+ s5pv210_set_refresh(DMC1, 100000);
+ }
+ }
+
+ if (freqs.new < freqs.old) {
+ /* Voltage down: will be implemented */
+ }
+
+ cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+
+ printk(KERN_DEBUG "Perf changed[L%d]\n", index);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int s5pv210_cpufreq_suspend(struct cpufreq_policy *policy,
+ pm_message_t pmsg)
+{
+ return 0;
+}
+
+static int s5pv210_cpufreq_resume(struct cpufreq_policy *policy)
+{
+ return 0;
+}
+#endif
+
+static int check_mem_type(void __iomem *dmc_reg)
+{
+ unsigned long val;
+
+ val = __raw_readl(dmc_reg + 0x4);
+ val = (val & (0xf << 8));
+
+ return val >> 8;
+}
+
+static int __init s5pv210_cpu_init(struct cpufreq_policy *policy)
+{
+ unsigned long mem_type;
+
+ cpu_clk = clk_get(NULL, "armclk");
+ if (IS_ERR(cpu_clk))
+ return PTR_ERR(cpu_clk);
+
+ dmc0_clk = clk_get(NULL, "sclk_dmc0");
+ if (IS_ERR(dmc0_clk)) {
+ clk_put(cpu_clk);
+ return PTR_ERR(dmc0_clk);
+ }
+
+ dmc1_clk = clk_get(NULL, "hclk_msys");
+ if (IS_ERR(dmc1_clk)) {
+ clk_put(dmc0_clk);
+ clk_put(cpu_clk);
+ return PTR_ERR(dmc1_clk);
+ }
+
+ if (policy->cpu != 0)
+ return -EINVAL;
+
+ /*
+ * check_mem_type : This driver only support LPDDR & LPDDR2.
+ * other memory type is not supported.
+ */
+ mem_type = check_mem_type(S5P_VA_DMC0);
+
+ if ((mem_type != LPDDR) && (mem_type != LPDDR2)) {
+ printk(KERN_ERR "CPUFreq doesn't support this memory type\n");
+ return -EINVAL;
+ }
+
+ /* Find current refresh counter and frequency each DMC */
+ s5pv210_dram_conf[0].refresh = (__raw_readl(S5P_VA_DMC0 + 0x30) * 1000);
+ s5pv210_dram_conf[0].freq = clk_get_rate(dmc0_clk);
+
+ s5pv210_dram_conf[1].refresh = (__raw_readl(S5P_VA_DMC1 + 0x30) * 1000);
+ s5pv210_dram_conf[1].freq = clk_get_rate(dmc1_clk);
+
+ policy->cur = policy->min = policy->max = s5pv210_getspeed(0);
+
+ cpufreq_frequency_table_get_attr(s5pv210_freq_table, policy->cpu);
+
+ policy->cpuinfo.transition_latency = 40000;
+
+ return cpufreq_frequency_table_cpuinfo(policy, s5pv210_freq_table);
+}
+
+static struct cpufreq_driver s5pv210_driver = {
+ .flags = CPUFREQ_STICKY,
+ .verify = s5pv210_verify_speed,
+ .target = s5pv210_target,
+ .get = s5pv210_getspeed,
+ .init = s5pv210_cpu_init,
+ .name = "s5pv210",
+#ifdef CONFIG_PM
+ .suspend = s5pv210_cpufreq_suspend,
+ .resume = s5pv210_cpufreq_resume,
+#endif
+};
+
+static int __init s5pv210_cpufreq_init(void)
+{
+ return cpufreq_register_driver(&s5pv210_driver);
+}
+
+late_initcall(s5pv210_cpufreq_init);
diff --git a/arch/arm/mach-s5pv210/dev-audio.c b/arch/arm/mach-s5pv210/dev-audio.c
index 21dc6cf955c..1303fcb12b5 100644
--- a/arch/arm/mach-s5pv210/dev-audio.c
+++ b/arch/arm/mach-s5pv210/dev-audio.c
@@ -24,29 +24,15 @@ static int s5pv210_cfg_i2s(struct platform_device *pdev)
/* configure GPIO for i2s port */
switch (pdev->id) {
case 1:
- s3c_gpio_cfgpin(S5PV210_GPC0(0), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPC0(1), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPC0(2), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPC0(3), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPC0(4), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin_range(S5PV210_GPC0(0), 5, S3C_GPIO_SFN(2));
break;
case 2:
- s3c_gpio_cfgpin(S5PV210_GPC1(0), S3C_GPIO_SFN(4));
- s3c_gpio_cfgpin(S5PV210_GPC1(1), S3C_GPIO_SFN(4));
- s3c_gpio_cfgpin(S5PV210_GPC1(2), S3C_GPIO_SFN(4));
- s3c_gpio_cfgpin(S5PV210_GPC1(3), S3C_GPIO_SFN(4));
- s3c_gpio_cfgpin(S5PV210_GPC1(4), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin_range(S5PV210_GPC1(0), 5, S3C_GPIO_SFN(4));
break;
case -1:
- s3c_gpio_cfgpin(S5PV210_GPI(0), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPI(1), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPI(2), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPI(3), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPI(4), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPI(5), S3C_GPIO_SFN(2));
- s3c_gpio_cfgpin(S5PV210_GPI(6), S3C_GPIO_SFN(2)