[PATCH V3 61/63] ST SPEAr: Adding devices & clocks
Viresh Kumar
viresh.kumar at st.com
Mon Dec 20 03:26:21 EST 2010
Signed-off-by: Viresh Kumar <viresh.kumar at st.com>
Signed-off-by: shiraz hashim <shiraz.hashim at st.com>
---
arch/arm/mach-spear13xx/clock.c | 39 ++++++++
arch/arm/mach-spear13xx/include/mach/generic.h | 7 ++
arch/arm/mach-spear13xx/include/mach/irqs.h | 10 +-
arch/arm/mach-spear13xx/include/mach/spear1310.h | 34 +++++++
arch/arm/mach-spear13xx/spear1310.c | 107 ++++++++++++++++++++++
arch/arm/mach-spear13xx/spear1310_evb.c | 32 +++++++
arch/arm/mach-spear3xx/spear310_evb.c | 5 +
arch/arm/mach-spear3xx/spear320_evb.c | 6 +
8 files changed, 235 insertions(+), 5 deletions(-)
diff --git a/arch/arm/mach-spear13xx/clock.c b/arch/arm/mach-spear13xx/clock.c
index 62fa98f..991374b 100644
--- a/arch/arm/mach-spear13xx/clock.c
+++ b/arch/arm/mach-spear13xx/clock.c
@@ -1025,6 +1025,40 @@ static struct clk gmac_phy4_clk = {
.recalc = &follow_parent,
};
+/* uart1 clock */
+static struct clk uart1_clk = {
+ .flags = ALWAYS_ENABLED,
+ .pclk = &ras_pclk_clk,
+ .recalc = &follow_parent,
+};
+
+/* uart2 clock */
+static struct clk uart2_clk = {
+ .flags = ALWAYS_ENABLED,
+ .pclk = &ras_pclk_clk,
+ .recalc = &follow_parent,
+};
+
+/* uart3 clock */
+static struct clk uart3_clk = {
+ .flags = ALWAYS_ENABLED,
+ .pclk = &ras_pclk_clk,
+ .recalc = &follow_parent,
+};
+
+/* uart4 clock */
+static struct clk uart4_clk = {
+ .flags = ALWAYS_ENABLED,
+ .pclk = &ras_pclk_clk,
+ .recalc = &follow_parent,
+};
+
+/* uart5 clock */
+static struct clk uart5_clk = {
+ .flags = ALWAYS_ENABLED,
+ .pclk = &ras_pclk_clk,
+ .recalc = &follow_parent,
+};
#endif
static struct clk dummy_apb_pclk;
@@ -1138,6 +1172,11 @@ static struct clk_lookup spear1310_clk_lookups[] = {
{.dev_id = "stmmacphy.2", .clk = &gmac_phy2_clk},
{.dev_id = "stmmacphy.3", .clk = &gmac_phy3_clk},
{.dev_id = "stmmacphy.4", .clk = &gmac_phy4_clk},
+ {.dev_id = "uart1", .clk = &uart1_clk},
+ {.dev_id = "uart2", .clk = &uart2_clk},
+ {.dev_id = "uart3", .clk = &uart3_clk},
+ {.dev_id = "uart4", .clk = &uart4_clk},
+ {.dev_id = "uart5", .clk = &uart5_clk},
};
#endif
diff --git a/arch/arm/mach-spear13xx/include/mach/generic.h b/arch/arm/mach-spear13xx/include/mach/generic.h
index b286cc2..311aec6 100644
--- a/arch/arm/mach-spear13xx/include/mach/generic.h
+++ b/arch/arm/mach-spear13xx/include/mach/generic.h
@@ -257,8 +257,15 @@ void __init spear1300_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
/* spear1310 declarations */
#ifdef CONFIG_MACH_SPEAR1310
/* Add spear1310 machine device structure declarations here */
+extern struct amba_device spear1310_uart1_device;
+extern struct amba_device spear1310_uart2_device;
+extern struct amba_device spear1310_uart3_device;
+extern struct amba_device spear1310_uart4_device;
+extern struct amba_device spear1310_uart5_device;
extern struct platform_device spear1310_can0_device;
extern struct platform_device spear1310_can1_device;
+extern struct platform_device spear1310_i2c1_device;
+extern struct platform_device spear1310_ras_fsmc_nor_device;
/* Add spear1310 machine function declarations here */
void __init spear1310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
diff --git a/arch/arm/mach-spear13xx/include/mach/irqs.h b/arch/arm/mach-spear13xx/include/mach/irqs.h
index 1ca70a6..59bf61a 100644
--- a/arch/arm/mach-spear13xx/include/mach/irqs.h
+++ b/arch/arm/mach-spear13xx/include/mach/irqs.h
@@ -97,11 +97,11 @@
#define IRQ_CCAN1 (IRQ_SHPI_START + 83)
#define IRQ_TDM0 (IRQ_SHPI_START + 84)
#define IRQ_TDM1 (IRQ_SHPI_START + 85)
-#define IRQ_UART0 (IRQ_SHPI_START + 86)
-#define IRQ_UART1 (IRQ_SHPI_START + 87)
-#define IRQ_UART2 (IRQ_SHPI_START + 88)
-#define IRQ_UART3 (IRQ_SHPI_START + 89)
-#define IRQ_UART4 (IRQ_SHPI_START + 90)
+#define IRQ_UART1 (IRQ_SHPI_START + 86)
+#define IRQ_UART2 (IRQ_SHPI_START + 87)
+#define IRQ_UART3 (IRQ_SHPI_START + 88)
+#define IRQ_UART4 (IRQ_SHPI_START + 89)
+#define IRQ_UART5 (IRQ_SHPI_START + 90)
#define IRQ_I2C_CNTR (IRQ_SHPI_START + 91)
#define IRQ_GMAC0_SBD (IRQ_SHPI_START + 92)
#define IRQ_GMAC0_PMT (IRQ_SHPI_START + 93)
diff --git a/arch/arm/mach-spear13xx/include/mach/spear1310.h b/arch/arm/mach-spear13xx/include/mach/spear1310.h
index e57c99a..4ffd2fa 100644
--- a/arch/arm/mach-spear13xx/include/mach/spear1310.h
+++ b/arch/arm/mach-spear13xx/include/mach/spear1310.h
@@ -16,9 +16,33 @@
#ifndef __MACH_SPEAR1310_H
#define __MACH_SPEAR1310_H
+#define SPEAR1310_TDM_E1_0_BASE UL(0x6C200000)
+#define SPEAR1310_TDM_E1_1_BASE UL(0x6C300000)
+#define SPEAR1310_RS485_0_BASE UL(0x6C400000)
+#define SPEAR1310_RS485_1_BASE UL(0x6C500000)
+#define SPEAR1310_RAS_BASE UL(0x6C800000)
+#define SPEAR1310_GETH1_BASE UL(0x6D000000)
+#define SPEAR1310_GETH2_BASE UL(0x6D100000)
+#define SPEAR1310_GETH3_BASE UL(0x6D200000)
+#define SPEAR1310_GETH4_BASE UL(0x6D300000)
+#define SPEAR1310_UART1_BASE UL(0x6D400000)
+#define SPEAR1310_UART2_BASE UL(0x6D500000)
+#define SPEAR1310_UART3_BASE UL(0x6D600000)
+#define SPEAR1310_UART4_BASE UL(0x6D700000)
+#define SPEAR1310_UART5_BASE UL(0x6D800000)
+#define SPEAR1310_I2C1_BASE UL(0x6D900000)
#define SPEAR1310_CAN0_BASE UL(0x6DA00000)
#define SPEAR1310_CAN1_BASE UL(0x6DB00000)
#define SPEAR1310_RAS_BASE UL(0x6C800000)
+#define SPEAR1310_GETH1_BASE UL(0x6D000000)
+#define SPEAR1310_GETH2_BASE UL(0x6D100000)
+#define SPEAR1310_GETH3_BASE UL(0x6D200000)
+#define SPEAR1310_GETH4_BASE UL(0x6D300000)
+#define SPEAR1310_FSMC1_CS0_BASE UL(0x70000000)
+#define SPEAR1310_FSMC1_CS1_BASE UL(0x74000000)
+#define SPEAR1310_FSMC1_CS2_BASE UL(0x78000000)
+#define SPEAR1310_FSMC1_CS3_BASE UL(0x7C000000)
+#define SPEAR1310_FSMC1_BASE UL(0x6FF00000)
/* RAS Area Control Register */
#define SPEAR1310_RAS_CTRL_REG0 (SPEAR1310_RAS_BASE + 0x0)
@@ -26,6 +50,16 @@
#define SPEAR1310_PHY_CLK_MASK 0xF
#define SPEAR1310_PHY_CLK_SHIFT 0
+#define RAS_FSMC_MODE_MASK 0x3
+#define RAS_FSMC_MODE_NOR 0
+#define RAS_FSMC_MODE_NAND 1
+#define RAS_FSMC_MODE_SRAM 2
+#define RAS_FSMC_WIDTH_MASK 0x30
+#define RAS_FSMC_WIDTH_8 0x00
+#define RAS_FSMC_WIDTH_16 0x10
+#define RAS_FSMC_WIDTH_32 0x20
+#define RAS_FSMC_CS_SPLIT 0x40
+
#endif /* __MACH_SPEAR1310_H */
#endif /* CONFIG_MACH_SPEAR1310 */
diff --git a/arch/arm/mach-spear13xx/spear1310.c b/arch/arm/mach-spear13xx/spear1310.c
index 375f5b2..05cf8c7 100644
--- a/arch/arm/mach-spear13xx/spear1310.c
+++ b/arch/arm/mach-spear13xx/spear1310.c
@@ -11,6 +11,8 @@
* warranty of any kind, whether express or implied.
*/
+#include <linux/clk.h>
+#include <linux/mtd/physmap.h>
#include <linux/ptrace.h>
#include <asm/irq.h>
#include <mach/generic.h>
@@ -355,6 +357,70 @@ struct pmx_dev pmx_can = {
};
/* Add spear1310 specific devices here */
+/* uart1 device registeration */
+struct amba_device spear1310_uart1_device = {
+ .dev = {
+ .init_name = "uart1",
+ },
+ .res = {
+ .start = SPEAR1310_UART1_BASE,
+ .end = SPEAR1310_UART1_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_UART1, NO_IRQ},
+};
+
+/* uart2 device registeration */
+struct amba_device spear1310_uart2_device = {
+ .dev = {
+ .init_name = "uart2",
+ },
+ .res = {
+ .start = SPEAR1310_UART2_BASE,
+ .end = SPEAR1310_UART2_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_UART2, NO_IRQ},
+};
+
+/* uart3 device registeration */
+struct amba_device spear1310_uart3_device = {
+ .dev = {
+ .init_name = "uart3",
+ },
+ .res = {
+ .start = SPEAR1310_UART3_BASE,
+ .end = SPEAR1310_UART3_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_UART3, NO_IRQ},
+};
+
+/* uart4 device registeration */
+struct amba_device spear1310_uart4_device = {
+ .dev = {
+ .init_name = "uart4",
+ },
+ .res = {
+ .start = SPEAR1310_UART4_BASE,
+ .end = SPEAR1310_UART4_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_UART4, NO_IRQ},
+};
+
+/* uart5 device registeration */
+struct amba_device spear1310_uart5_device = {
+ .dev = {
+ .init_name = "uart5",
+ },
+ .res = {
+ .start = SPEAR1310_UART5_BASE,
+ .end = SPEAR1310_UART5_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_UART5, NO_IRQ},
+};
/* CAN device registeration */
static struct resource can0_resources[] = {
@@ -393,6 +459,47 @@ struct platform_device spear1310_can1_device = {
.resource = can1_resources,
};
+/* i2c1 device registeration */
+static struct resource i2c1_resources[] = {
+ {
+ .start = SPEAR1310_I2C1_BASE,
+ .end = SPEAR1310_I2C1_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_I2C_CNTR,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device spear1310_i2c1_device = {
+ .name = "i2c_designware",
+ .id = 1,
+ .dev = {
+ .coherent_dma_mask = ~0,
+ },
+ .num_resources = ARRAY_SIZE(i2c1_resources),
+ .resource = i2c1_resources,
+};
+
+/* fsmc nor flash device registeration */
+static struct physmap_flash_data ras_fsmc_norflash_data;
+
+static struct resource ras_fsmc_nor_resources[] = {
+ {
+ .start = SPEAR1310_FSMC1_CS3_BASE,
+ .end = SPEAR1310_FSMC1_CS3_BASE + SZ_64M - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device spear1310_ras_fsmc_nor_device = {
+ .name = "physmap-flash",
+ .id = -1,
+ .resource = ras_fsmc_nor_resources,
+ .num_resources = ARRAY_SIZE(ras_fsmc_nor_resources),
+ .dev.platform_data = &ras_fsmc_norflash_data,
+};
+
void __init spear1310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
u8 pmx_dev_count)
{
diff --git a/arch/arm/mach-spear13xx/spear1310_evb.c b/arch/arm/mach-spear13xx/spear1310_evb.c
index 4e91e59..5c9bb98 100644
--- a/arch/arm/mach-spear13xx/spear1310_evb.c
+++ b/arch/arm/mach-spear13xx/spear1310_evb.c
@@ -66,6 +66,13 @@ static struct amba_device *amba_devs[] __initdata = {
&spear13xx_gpio_device[1],
&spear13xx_ssp_device,
&spear13xx_uart_device,
+
+ /* spear1310 specific devices */
+ &spear1310_uart1_device,
+ &spear1310_uart2_device,
+ &spear1310_uart3_device,
+ &spear1310_uart4_device,
+ &spear1310_uart5_device,
};
static struct platform_device *plat_devs[] __initdata = {
@@ -83,6 +90,7 @@ static struct platform_device *plat_devs[] __initdata = {
/* spear1310 specific devices */
&spear1310_can0_device,
&spear1310_can1_device,
+ &spear1310_i2c1_device,
};
/* keyboard specific platform data */
@@ -129,6 +137,23 @@ int spear1310_pcie_port_is_host(int port)
}
#endif
+static void __init ras_fsmc_config(u32 mode, u32 width)
+{
+ u32 val, *address;
+
+ address = ioremap(SPEAR1310_RAS_CTRL_REG0, SZ_16);
+
+ val = readl(address);
+ val &= ~(RAS_FSMC_MODE_MASK | RAS_FSMC_WIDTH_MASK);
+ val |= mode;
+ val |= width;
+ val |= RAS_FSMC_CS_SPLIT;
+
+ writel(val, address);
+
+ iounmap(address);
+}
+
static void __init spear1310_evb_init(void)
{
unsigned int i;
@@ -160,6 +185,8 @@ static void __init spear1310_evb_init(void)
/* initialize fsmc related data in fsmc plat data */
fsmc_init_board_info(&spear13xx_fsmc_nor_device, partition_info,
ARRAY_SIZE(partition_info), FSMC_FLASH_WIDTH8);
+ fsmc_init_board_info(&spear1310_ras_fsmc_nor_device, NULL,
+ 0, FSMC_FLASH_WIDTH16);
/* Initialize fsmc regiters */
fsmc_nor_init(&spear13xx_fsmc_nor_device, SPEAR13XX_FSMC_BASE, 0,
@@ -178,6 +205,11 @@ static void __init spear1310_evb_init(void)
for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
amba_device_register(amba_devs[i], &iomem_resource);
+ /* ras fsmc init */
+ ras_fsmc_config(RAS_FSMC_MODE_NOR, RAS_FSMC_WIDTH_16);
+ fsmc_nor_init(&spear1310_ras_fsmc_nor_device, SPEAR1310_FSMC1_BASE, 3,
+ FSMC_FLASH_WIDTH16);
+
spi_init();
}
diff --git a/arch/arm/mach-spear3xx/spear310_evb.c b/arch/arm/mach-spear3xx/spear310_evb.c
index 695a5ae..1cb52db 100644
--- a/arch/arm/mach-spear3xx/spear310_evb.c
+++ b/arch/arm/mach-spear3xx/spear310_evb.c
@@ -74,6 +74,11 @@ static struct amba_device *amba_devs[] __initdata = {
&spear3xx_wdt_device,
/* spear310 specific devices */
+ &spear310_uart1_device,
+ &spear310_uart2_device,
+ &spear310_uart3_device,
+ &spear310_uart4_device,
+ &spear310_uart5_device,
};
static struct platform_device *plat_devs[] __initdata = {
diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c
index 1909a36..439474e 100644
--- a/arch/arm/mach-spear3xx/spear320_evb.c
+++ b/arch/arm/mach-spear3xx/spear320_evb.c
@@ -67,11 +67,16 @@ static struct pmx_dev *pmx_devs[] = {
static struct amba_device *amba_devs[] __initdata = {
/* spear3xx specific devices */
&spear3xx_gpio_device,
+ &spear3xx_ssp0_device,
&spear3xx_uart_device,
&spear3xx_wdt_device,
/* spear320 specific devices */
&spear320_clcd_device,
+ &spear320_ssp_device[0],
+ &spear320_ssp_device[1],
+ &spear320_uart1_device,
+ &spear320_uart2_device,
};
static struct platform_device *plat_devs[] __initdata = {
@@ -85,6 +90,7 @@ static struct platform_device *plat_devs[] __initdata = {
/* spear320 specific devices */
&spear320_can0_device,
&spear320_can1_device,
+ &spear320_emi_nor_device,
&spear320_i2c1_device,
&spear320_nand_device,
&spear320_plgpio_device,
--
1.7.2.2
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