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Diffstat (limited to 'arch/arm/mach-mv78xx0/common.c')
-rw-r--r--arch/arm/mach-mv78xx0/common.c620
1 files changed, 148 insertions, 472 deletions
diff --git a/arch/arm/mach-mv78xx0/common.c b/arch/arm/mach-mv78xx0/common.c
index d27b83b7bf6..e6ac679bece 100644
--- a/arch/arm/mach-mv78xx0/common.c
+++ b/arch/arm/mach-mv78xx0/common.c
@@ -12,18 +12,22 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/serial_8250.h>
-#include <linux/mbus.h>
-#include <linux/mv643xx_eth.h>
#include <linux/ata_platform.h>
+#include <linux/clk-provider.h>
+#include <linux/ethtool.h>
+#include <asm/hardware/cache-feroceon-l2.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
-#include <asm/arch/mv78xx0.h>
-#include <asm/plat-orion/cache-feroceon-l2.h>
-#include <asm/plat-orion/ehci-orion.h>
-#include <asm/plat-orion/orion_nand.h>
-#include <asm/plat-orion/time.h>
+#include <mach/mv78xx0.h>
+#include <mach/bridge-regs.h>
+#include <linux/platform_data/usb-ehci-orion.h>
+#include <linux/platform_data/mtd-orion_nand.h>
+#include <plat/time.h>
+#include <plat/common.h>
+#include <plat/addr-map.h>
#include "common.h"
+static int get_tclk(void);
/*****************************************************************************
* Common bits
@@ -100,24 +104,24 @@ static void get_pclk_l2clk(int hclk, int core_index, int *pclk, int *l2clk)
static int get_tclk(void)
{
- int tclk;
+ int tclk_freq;
/*
* TCLK tick rate is configured by DEV_A[2:0] strap pins.
*/
switch ((readl(SAMPLE_AT_RESET_HIGH) >> 6) & 7) {
case 1:
- tclk = 166666667;
+ tclk_freq = 166666667;
break;
case 3:
- tclk = 200000000;
+ tclk_freq = 200000000;
break;
default:
panic("unknown TCLK PLL setting: %.8x\n",
readl(SAMPLE_AT_RESET_HIGH));
}
- return tclk;
+ return tclk_freq;
}
@@ -126,17 +130,12 @@ static int get_tclk(void)
****************************************************************************/
static struct map_desc mv78xx0_io_desc[] __initdata = {
{
- .virtual = MV78XX0_CORE_REGS_VIRT_BASE,
+ .virtual = (unsigned long) MV78XX0_CORE_REGS_VIRT_BASE,
.pfn = 0,
.length = MV78XX0_CORE_REGS_SIZE,
.type = MT_DEVICE,
}, {
- .virtual = MV78XX0_PCIE_IO_VIRT_BASE(0),
- .pfn = __phys_to_pfn(MV78XX0_PCIE_IO_PHYS_BASE(0)),
- .length = MV78XX0_PCIE_IO_SIZE * 8,
- .type = MT_DEVICE,
- }, {
- .virtual = MV78XX0_REGS_VIRT_BASE,
+ .virtual = (unsigned long) MV78XX0_REGS_VIRT_BASE,
.pfn = __phys_to_pfn(MV78XX0_REGS_PHYS_BASE),
.length = MV78XX0_REGS_SIZE,
.type = MT_DEVICE,
@@ -163,556 +162,226 @@ void __init mv78xx0_map_io(void)
/*****************************************************************************
- * EHCI
+ * CLK tree
****************************************************************************/
-static struct orion_ehci_data mv78xx0_ehci_data = {
- .dram = &mv78xx0_mbus_dram_info,
-};
+static struct clk *tclk;
-static u64 ehci_dmamask = 0xffffffffUL;
+static void __init clk_init(void)
+{
+ tclk = clk_register_fixed_rate(NULL, "tclk", NULL, CLK_IS_ROOT,
+ get_tclk());
+ orion_clkdev_init(tclk);
+}
/*****************************************************************************
- * EHCI0
+ * EHCI
****************************************************************************/
-static struct resource mv78xx0_ehci0_resources[] = {
- {
- .start = USB0_PHYS_BASE,
- .end = USB0_PHYS_BASE + 0x0fff,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_MV78XX0_USB_0,
- .end = IRQ_MV78XX0_USB_0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_ehci0 = {
- .name = "orion-ehci",
- .id = 0,
- .dev = {
- .dma_mask = &ehci_dmamask,
- .coherent_dma_mask = 0xffffffff,
- .platform_data = &mv78xx0_ehci_data,
- },
- .resource = mv78xx0_ehci0_resources,
- .num_resources = ARRAY_SIZE(mv78xx0_ehci0_resources),
-};
-
void __init mv78xx0_ehci0_init(void)
{
- platform_device_register(&mv78xx0_ehci0);
+ orion_ehci_init(USB0_PHYS_BASE, IRQ_MV78XX0_USB_0, EHCI_PHY_NA);
}
/*****************************************************************************
* EHCI1
****************************************************************************/
-static struct resource mv78xx0_ehci1_resources[] = {
- {
- .start = USB1_PHYS_BASE,
- .end = USB1_PHYS_BASE + 0x0fff,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_MV78XX0_USB_1,
- .end = IRQ_MV78XX0_USB_1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_ehci1 = {
- .name = "orion-ehci",
- .id = 1,
- .dev = {
- .dma_mask = &ehci_dmamask,
- .coherent_dma_mask = 0xffffffff,
- .platform_data = &mv78xx0_ehci_data,
- },
- .resource = mv78xx0_ehci1_resources,
- .num_resources = ARRAY_SIZE(mv78xx0_ehci1_resources),
-};
-
void __init mv78xx0_ehci1_init(void)
{
- platform_device_register(&mv78xx0_ehci1);
+ orion_ehci_1_init(USB1_PHYS_BASE, IRQ_MV78XX0_USB_1);
}
/*****************************************************************************
* EHCI2
****************************************************************************/
-static struct resource mv78xx0_ehci2_resources[] = {
- {
- .start = USB2_PHYS_BASE,
- .end = USB2_PHYS_BASE + 0x0fff,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_MV78XX0_USB_2,
- .end = IRQ_MV78XX0_USB_2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_ehci2 = {
- .name = "orion-ehci",
- .id = 2,
- .dev = {
- .dma_mask = &ehci_dmamask,
- .coherent_dma_mask = 0xffffffff,
- .platform_data = &mv78xx0_ehci_data,
- },
- .resource = mv78xx0_ehci2_resources,
- .num_resources = ARRAY_SIZE(mv78xx0_ehci2_resources),
-};
-
void __init mv78xx0_ehci2_init(void)
{
- platform_device_register(&mv78xx0_ehci2);
+ orion_ehci_2_init(USB2_PHYS_BASE, IRQ_MV78XX0_USB_2);
}
/*****************************************************************************
* GE00
****************************************************************************/
-struct mv643xx_eth_shared_platform_data mv78xx0_ge00_shared_data = {
- .t_clk = 0,
- .dram = &mv78xx0_mbus_dram_info,
-};
-
-static struct resource mv78xx0_ge00_shared_resources[] = {
- {
- .name = "ge00 base",
- .start = GE00_PHYS_BASE + 0x2000,
- .end = GE00_PHYS_BASE + 0x3fff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device mv78xx0_ge00_shared = {
- .name = MV643XX_ETH_SHARED_NAME,
- .id = 0,
- .dev = {
- .platform_data = &mv78xx0_ge00_shared_data,
- },
- .num_resources = 1,
- .resource = mv78xx0_ge00_shared_resources,
-};
-
-static struct resource mv78xx0_ge00_resources[] = {
- {
- .name = "ge00 irq",
- .start = IRQ_MV78XX0_GE00_SUM,
- .end = IRQ_MV78XX0_GE00_SUM,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_ge00 = {
- .name = MV643XX_ETH_NAME,
- .id = 0,
- .num_resources = 1,
- .resource = mv78xx0_ge00_resources,
-};
-
void __init mv78xx0_ge00_init(struct mv643xx_eth_platform_data *eth_data)
{
- eth_data->shared = &mv78xx0_ge00_shared;
- mv78xx0_ge00.dev.platform_data = eth_data;
-
- platform_device_register(&mv78xx0_ge00_shared);
- platform_device_register(&mv78xx0_ge00);
+ orion_ge00_init(eth_data,
+ GE00_PHYS_BASE, IRQ_MV78XX0_GE00_SUM,
+ IRQ_MV78XX0_GE_ERR,
+ MV643XX_TX_CSUM_DEFAULT_LIMIT);
}
/*****************************************************************************
* GE01
****************************************************************************/
-struct mv643xx_eth_shared_platform_data mv78xx0_ge01_shared_data = {
- .t_clk = 0,
- .dram = &mv78xx0_mbus_dram_info,
-};
-
-static struct resource mv78xx0_ge01_shared_resources[] = {
- {
- .name = "ge01 base",
- .start = GE01_PHYS_BASE + 0x2000,
- .end = GE01_PHYS_BASE + 0x3fff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device mv78xx0_ge01_shared = {
- .name = MV643XX_ETH_SHARED_NAME,
- .id = 1,
- .dev = {
- .platform_data = &mv78xx0_ge01_shared_data,
- },
- .num_resources = 1,
- .resource = mv78xx0_ge01_shared_resources,
-};
-
-static struct resource mv78xx0_ge01_resources[] = {
- {
- .name = "ge01 irq",
- .start = IRQ_MV78XX0_GE01_SUM,
- .end = IRQ_MV78XX0_GE01_SUM,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_ge01 = {
- .name = MV643XX_ETH_NAME,
- .id = 1,
- .num_resources = 1,
- .resource = mv78xx0_ge01_resources,
-};
-
void __init mv78xx0_ge01_init(struct mv643xx_eth_platform_data *eth_data)
{
- eth_data->shared = &mv78xx0_ge01_shared;
- eth_data->shared_smi = &mv78xx0_ge00_shared;
- mv78xx0_ge01.dev.platform_data = eth_data;
-
- platform_device_register(&mv78xx0_ge01_shared);
- platform_device_register(&mv78xx0_ge01);
+ orion_ge01_init(eth_data,
+ GE01_PHYS_BASE, IRQ_MV78XX0_GE01_SUM,
+ NO_IRQ,
+ MV643XX_TX_CSUM_DEFAULT_LIMIT);
}
/*****************************************************************************
* GE10
****************************************************************************/
-struct mv643xx_eth_shared_platform_data mv78xx0_ge10_shared_data = {
- .t_clk = 0,
- .dram = &mv78xx0_mbus_dram_info,
-};
-
-static struct resource mv78xx0_ge10_shared_resources[] = {
- {
- .name = "ge10 base",
- .start = GE10_PHYS_BASE + 0x2000,
- .end = GE10_PHYS_BASE + 0x3fff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device mv78xx0_ge10_shared = {
- .name = MV643XX_ETH_SHARED_NAME,
- .id = 2,
- .dev = {
- .platform_data = &mv78xx0_ge10_shared_data,
- },
- .num_resources = 1,
- .resource = mv78xx0_ge10_shared_resources,
-};
-
-static struct resource mv78xx0_ge10_resources[] = {
- {
- .name = "ge10 irq",
- .start = IRQ_MV78XX0_GE10_SUM,
- .end = IRQ_MV78XX0_GE10_SUM,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_ge10 = {
- .name = MV643XX_ETH_NAME,
- .id = 2,
- .num_resources = 1,
- .resource = mv78xx0_ge10_resources,
-};
-
void __init mv78xx0_ge10_init(struct mv643xx_eth_platform_data *eth_data)
{
- eth_data->shared = &mv78xx0_ge10_shared;
- eth_data->shared_smi = &mv78xx0_ge00_shared;
- mv78xx0_ge10.dev.platform_data = eth_data;
+ u32 dev, rev;
+
+ /*
+ * On the Z0, ge10 and ge11 are internally connected back
+ * to back, and not brought out.
+ */
+ mv78xx0_pcie_id(&dev, &rev);
+ if (dev == MV78X00_Z0_DEV_ID) {
+ eth_data->phy_addr = MV643XX_ETH_PHY_NONE;
+ eth_data->speed = SPEED_1000;
+ eth_data->duplex = DUPLEX_FULL;
+ }
- platform_device_register(&mv78xx0_ge10_shared);
- platform_device_register(&mv78xx0_ge10);
+ orion_ge10_init(eth_data,
+ GE10_PHYS_BASE, IRQ_MV78XX0_GE10_SUM,
+ NO_IRQ);
}
/*****************************************************************************
* GE11
****************************************************************************/
-struct mv643xx_eth_shared_platform_data mv78xx0_ge11_shared_data = {
- .t_clk = 0,
- .dram = &mv78xx0_mbus_dram_info,
-};
-
-static struct resource mv78xx0_ge11_shared_resources[] = {
- {
- .name = "ge11 base",
- .start = GE11_PHYS_BASE + 0x2000,
- .end = GE11_PHYS_BASE + 0x3fff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device mv78xx0_ge11_shared = {
- .name = MV643XX_ETH_SHARED_NAME,
- .id = 3,
- .dev = {
- .platform_data = &mv78xx0_ge11_shared_data,
- },
- .num_resources = 1,
- .resource = mv78xx0_ge11_shared_resources,
-};
-
-static struct resource mv78xx0_ge11_resources[] = {
- {
- .name = "ge11 irq",
- .start = IRQ_MV78XX0_GE11_SUM,
- .end = IRQ_MV78XX0_GE11_SUM,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_ge11 = {
- .name = MV643XX_ETH_NAME,
- .id = 3,
- .num_resources = 1,
- .resource = mv78xx0_ge11_resources,
-};
-
void __init mv78xx0_ge11_init(struct mv643xx_eth_platform_data *eth_data)
{
- eth_data->shared = &mv78xx0_ge11_shared;
- eth_data->shared_smi = &mv78xx0_ge00_shared;
- mv78xx0_ge11.dev.platform_data = eth_data;
+ u32 dev, rev;
+
+ /*
+ * On the Z0, ge10 and ge11 are internally connected back
+ * to back, and not brought out.
+ */
+ mv78xx0_pcie_id(&dev, &rev);
+ if (dev == MV78X00_Z0_DEV_ID) {
+ eth_data->phy_addr = MV643XX_ETH_PHY_NONE;
+ eth_data->speed = SPEED_1000;
+ eth_data->duplex = DUPLEX_FULL;
+ }
- platform_device_register(&mv78xx0_ge11_shared);
- platform_device_register(&mv78xx0_ge11);
+ orion_ge11_init(eth_data,
+ GE11_PHYS_BASE, IRQ_MV78XX0_GE11_SUM,
+ NO_IRQ);
}
+/*****************************************************************************
+ * I2C
+ ****************************************************************************/
+void __init mv78xx0_i2c_init(void)
+{
+ orion_i2c_init(I2C_0_PHYS_BASE, IRQ_MV78XX0_I2C_0, 8);
+ orion_i2c_1_init(I2C_1_PHYS_BASE, IRQ_MV78XX0_I2C_1, 8);
+}
/*****************************************************************************
* SATA
****************************************************************************/
-static struct resource mv78xx0_sata_resources[] = {
- {
- .name = "sata base",
- .start = SATA_PHYS_BASE,
- .end = SATA_PHYS_BASE + 0x5000 - 1,
- .flags = IORESOURCE_MEM,
- }, {
- .name = "sata irq",
- .start = IRQ_MV78XX0_SATA,
- .end = IRQ_MV78XX0_SATA,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_sata = {
- .name = "sata_mv",
- .id = 0,
- .dev = {
- .coherent_dma_mask = 0xffffffff,
- },
- .num_resources = ARRAY_SIZE(mv78xx0_sata_resources),
- .resource = mv78xx0_sata_resources,
-};
-
void __init mv78xx0_sata_init(struct mv_sata_platform_data *sata_data)
{
- sata_data->dram = &mv78xx0_mbus_dram_info;
- mv78xx0_sata.dev.platform_data = sata_data;
- platform_device_register(&mv78xx0_sata);
+ orion_sata_init(sata_data, SATA_PHYS_BASE, IRQ_MV78XX0_SATA);
}
/*****************************************************************************
* UART0
****************************************************************************/
-static struct plat_serial8250_port mv78xx0_uart0_data[] = {
- {
- .mapbase = UART0_PHYS_BASE,
- .membase = (char *)UART0_VIRT_BASE,
- .irq = IRQ_MV78XX0_UART_0,
- .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
- .iotype = UPIO_MEM,
- .regshift = 2,
- .uartclk = 0,
- }, {
- },
-};
-
-static struct resource mv78xx0_uart0_resources[] = {
- {
- .start = UART0_PHYS_BASE,
- .end = UART0_PHYS_BASE + 0xff,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_MV78XX0_UART_0,
- .end = IRQ_MV78XX0_UART_0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_uart0 = {
- .name = "serial8250",
- .id = 0,
- .dev = {
- .platform_data = mv78xx0_uart0_data,
- },
- .resource = mv78xx0_uart0_resources,
- .num_resources = ARRAY_SIZE(mv78xx0_uart0_resources),
-};
-
void __init mv78xx0_uart0_init(void)
{
- platform_device_register(&mv78xx0_uart0);
+ orion_uart0_init(UART0_VIRT_BASE, UART0_PHYS_BASE,
+ IRQ_MV78XX0_UART_0, tclk);
}
/*****************************************************************************
* UART1
****************************************************************************/
-static struct plat_serial8250_port mv78xx0_uart1_data[] = {
- {
- .mapbase = UART1_PHYS_BASE,
- .membase = (char *)UART1_VIRT_BASE,
- .irq = IRQ_MV78XX0_UART_1,
- .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
- .iotype = UPIO_MEM,
- .regshift = 2,
- .uartclk = 0,
- }, {
- },
-};
-
-static struct resource mv78xx0_uart1_resources[] = {
- {
- .start = UART1_PHYS_BASE,
- .end = UART1_PHYS_BASE + 0xff,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_MV78XX0_UART_1,
- .end = IRQ_MV78XX0_UART_1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_uart1 = {
- .name = "serial8250",
- .id = 1,
- .dev = {
- .platform_data = mv78xx0_uart1_data,
- },
- .resource = mv78xx0_uart1_resources,
- .num_resources = ARRAY_SIZE(mv78xx0_uart1_resources),
-};
-
void __init mv78xx0_uart1_init(void)
{
- platform_device_register(&mv78xx0_uart1);
+ orion_uart1_init(UART1_VIRT_BASE, UART1_PHYS_BASE,
+ IRQ_MV78XX0_UART_1, tclk);
}
/*****************************************************************************
* UART2
****************************************************************************/
-static struct plat_serial8250_port mv78xx0_uart2_data[] = {
- {
- .mapbase = UART2_PHYS_BASE,
- .membase = (char *)UART2_VIRT_BASE,
- .irq = IRQ_MV78XX0_UART_2,
- .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
- .iotype = UPIO_MEM,
- .regshift = 2,
- .uartclk = 0,
- }, {
- },
-};
-
-static struct resource mv78xx0_uart2_resources[] = {
- {
- .start = UART2_PHYS_BASE,
- .end = UART2_PHYS_BASE + 0xff,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_MV78XX0_UART_2,
- .end = IRQ_MV78XX0_UART_2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_uart2 = {
- .name = "serial8250",
- .id = 2,
- .dev = {
- .platform_data = mv78xx0_uart2_data,
- },
- .resource = mv78xx0_uart2_resources,
- .num_resources = ARRAY_SIZE(mv78xx0_uart2_resources),
-};
-
void __init mv78xx0_uart2_init(void)
{
- platform_device_register(&mv78xx0_uart2);
+ orion_uart2_init(UART2_VIRT_BASE, UART2_PHYS_BASE,
+ IRQ_MV78XX0_UART_2, tclk);
}
-
/*****************************************************************************
* UART3
****************************************************************************/
-static struct plat_serial8250_port mv78xx0_uart3_data[] = {
- {
- .mapbase = UART3_PHYS_BASE,
- .membase = (char *)UART3_VIRT_BASE,
- .irq = IRQ_MV78XX0_UART_3,
- .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
- .iotype = UPIO_MEM,
- .regshift = 2,
- .uartclk = 0,
- }, {
- },
-};
-
-static struct resource mv78xx0_uart3_resources[] = {
- {
- .start = UART3_PHYS_BASE,
- .end = UART3_PHYS_BASE + 0xff,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_MV78XX0_UART_3,
- .end = IRQ_MV78XX0_UART_3,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device mv78xx0_uart3 = {
- .name = "serial8250",
- .id = 3,
- .dev = {
- .platform_data = mv78xx0_uart3_data,
- },
- .resource = mv78xx0_uart3_resources,
- .num_resources = ARRAY_SIZE(mv78xx0_uart3_resources),
-};
-
void __init mv78xx0_uart3_init(void)
{
- platform_device_register(&mv78xx0_uart3);
+ orion_uart3_init(UART3_VIRT_BASE, UART3_PHYS_BASE,
+ IRQ_MV78XX0_UART_3, tclk);
}
-
/*****************************************************************************
* Time handling
****************************************************************************/
-static void mv78xx0_timer_init(void)
+void __init mv78xx0_init_early(void)
{
- orion_time_init(IRQ_MV78XX0_TIMER_1, get_tclk());
+ orion_time_set_base(TIMER_VIRT_BASE);
+ if (mv78xx0_core_index() == 0)
+ mvebu_mbus_init("marvell,mv78xx0-mbus",
+ BRIDGE_WINS_CPU0_BASE, BRIDGE_WINS_SZ,
+ DDR_WINDOW_CPU0_BASE, DDR_WINDOW_CPU_SZ);
+ else
+ mvebu_mbus_init("marvell,mv78xx0-mbus",
+ BRIDGE_WINS_CPU1_BASE, BRIDGE_WINS_SZ,
+ DDR_WINDOW_CPU1_BASE, DDR_WINDOW_CPU_SZ);
}
-struct sys_timer mv78xx0_timer = {
- .init = mv78xx0_timer_init,
-};
+void __init_refok mv78xx0_timer_init(void)
+{
+ orion_time_init(BRIDGE_VIRT_BASE, BRIDGE_INT_TIMER1_CLR,
+ IRQ_MV78XX0_TIMER_1, get_tclk());
+}
/*****************************************************************************
* General
****************************************************************************/
+static char * __init mv78xx0_id(void)
+{
+ u32 dev, rev;
+
+ mv78xx0_pcie_id(&dev, &rev);
+
+ if (dev == MV78X00_Z0_DEV_ID) {
+ if (rev == MV78X00_REV_Z0)
+ return "MV78X00-Z0";
+ else
+ return "MV78X00-Rev-Unsupported";
+ } else if (dev == MV78100_DEV_ID) {
+ if (rev == MV78100_REV_A0)
+ return "MV78100-A0";
+ else if (rev == MV78100_REV_A1)
+ return "MV78100-A1";
+ else
+ return "MV78100-Rev-Unsupported";
+ } else if (dev == MV78200_DEV_ID) {
+ if (rev == MV78100_REV_A0)
+ return "MV78200-A0";
+ else
+ return "MV78200-Rev-Unsupported";
+ } else {
+ return "Device-Unknown";
+ }
+}
+
static int __init is_l2_writethrough(void)
{
return !!(readl(CPU_CONTROL) & L2_WRITETHROUGH);
@@ -724,31 +393,38 @@ void __init mv78xx0_init(void)
int hclk;
int pclk;
int l2clk;
- int tclk;
core_index = mv78xx0_core_index();
hclk = get_hclk();
get_pclk_l2clk(hclk, core_index, &pclk, &l2clk);
- tclk = get_tclk();
- printk(KERN_INFO "MV78xx0 core #%d, ", core_index);
+ printk(KERN_INFO "%s ", mv78xx0_id());
+ printk("core #%d, ", core_index);
printk("PCLK = %dMHz, ", (pclk + 499999) / 1000000);
printk("L2 = %dMHz, ", (l2clk + 499999) / 1000000);
printk("HCLK = %dMHz, ", (hclk + 499999) / 1000000);
- printk("TCLK = %dMHz\n", (tclk + 499999) / 1000000);
-
- mv78xx0_setup_cpu_mbus();
+ printk("TCLK = %dMHz\n", (get_tclk() + 499999) / 1000000);
#ifdef CONFIG_CACHE_FEROCEON_L2
feroceon_l2_init(is_l2_writethrough());
#endif
- mv78xx0_ge00_shared_data.t_clk = tclk;
- mv78xx0_ge01_shared_data.t_clk = tclk;
- mv78xx0_ge10_shared_data.t_clk = tclk;
- mv78xx0_ge11_shared_data.t_clk = tclk;
- mv78xx0_uart0_data[0].uartclk = tclk;
- mv78xx0_uart1_data[0].uartclk = tclk;
- mv78xx0_uart2_data[0].uartclk = tclk;
- mv78xx0_uart3_data[0].uartclk = tclk;
+ /* Setup root of clk tree */
+ clk_init();
+}
+
+void mv78xx0_restart(enum reboot_mode mode, const char *cmd)
+{
+ /*
+ * Enable soft reset to assert RSTOUTn.
+ */
+ writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK);
+
+ /*
+ * Assert soft reset.
+ */
+ writel(SOFT_RESET, SYSTEM_SOFT_RESET);
+
+ while (1)
+ ;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-09 05:34:31 +0000