[PATCH 6/6] ARM: integrator: convert platform devices to Device Tree
Linus Walleij
linus.walleij at linaro.org
Thu Aug 16 08:16:20 EDT 2012
This moves the physmap flash and SMSC91x ethernet devices
over to the device tree, moving the static board code down
into the #ifndef CONFIG_OF section.
Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
---
arch/arm/boot/dts/integratorap.dts | 5 ++
arch/arm/boot/dts/integratorcp.dts | 12 +++++
arch/arm/mach-integrator/integrator_ap.c | 36 ++++++-------
arch/arm/mach-integrator/integrator_cp.c | 92 ++++++++++++++++----------------
4 files changed, 82 insertions(+), 63 deletions(-)
diff --git a/arch/arm/boot/dts/integratorap.dts b/arch/arm/boot/dts/integratorap.dts
index 303d001..9c3288f 100644
--- a/arch/arm/boot/dts/integratorap.dts
+++ b/arch/arm/boot/dts/integratorap.dts
@@ -24,6 +24,11 @@
valid-mask = <0x003fffff>;
};
+ flash: flash at 24000000 {
+ compatible = "cfi-flash";
+ reg = <0x24000000 0x02000000>;
+ };
+
fpga {
compatible = "arm,amba-bus", "simple-bus";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/integratorcp.dts b/arch/arm/boot/dts/integratorcp.dts
index 517d420..9cdc34e 100644
--- a/arch/arm/boot/dts/integratorcp.dts
+++ b/arch/arm/boot/dts/integratorcp.dts
@@ -44,6 +44,18 @@
valid-mask = <0x00000fff>;
};
+ flash: flash at 24000000 {
+ compatible = "cfi-flash";
+ reg = <0x24000000 0x02000000>;
+ };
+
+ ethernet: ethernet at c8000000 {
+ compatible = "smsc,lan91c111";
+ reg = <0xc8000000 0x10>;
+ interrupt-parent = <&pic>;
+ interrupts = <27>;
+ };
+
fpga {
compatible = "arm,amba-bus", "simple-bus";
#address-cells = <1>;
diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c
index ff20173..c6122a2 100644
--- a/arch/arm/mach-integrator/integrator_ap.c
+++ b/arch/arm/mach-integrator/integrator_ap.c
@@ -255,22 +255,6 @@ static struct physmap_flash_data ap_flash_data = {
.set_vpp = ap_flash_set_vpp,
};
-static struct resource cfi_flash_resource = {
- .start = INTEGRATOR_FLASH_BASE,
- .end = INTEGRATOR_FLASH_BASE + INTEGRATOR_FLASH_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device cfi_flash_device = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &ap_flash_data,
- },
- .num_resources = 1,
- .resource = &cfi_flash_resource,
-};
-
/*
* Where is the timer (VA)?
*/
@@ -455,6 +439,8 @@ static struct of_dev_auxdata ap_auxdata_lookup[] __initdata = {
"kmi0", NULL),
OF_DEV_AUXDATA("arm,primecell", KMI1_BASE,
"kmi1", NULL),
+ OF_DEV_AUXDATA("cfi-flash", INTEGRATOR_FLASH_BASE,
+ "physmap-flash", &ap_flash_data),
{ /* sentinel */ },
};
@@ -466,8 +452,6 @@ static void __init ap_init_of(void)
of_platform_populate(NULL, of_default_bus_match_table,
ap_auxdata_lookup, NULL);
- platform_device_register(&cfi_flash_device);
-
sc_dec = readl(VA_SC_BASE + INTEGRATOR_SC_DEC_OFFSET);
for (i = 0; i < 4; i++) {
struct lm_device *lmdev;
@@ -514,6 +498,22 @@ MACHINE_END
* for eventual deletion.
*/
+static struct resource cfi_flash_resource = {
+ .start = INTEGRATOR_FLASH_BASE,
+ .end = INTEGRATOR_FLASH_BASE + INTEGRATOR_FLASH_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device cfi_flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &ap_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &cfi_flash_resource,
+};
+
#define INTEGRATOR_SC_VALID_INT 0x003fffff
static void __init ap_init_irq(void)
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index c341174..b04ccf2 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -51,12 +51,9 @@
#include "common.h"
#define INTCP_PA_FLASH_BASE 0x24000000
-#define INTCP_FLASH_SIZE SZ_32M
#define INTCP_PA_CLCD_BASE 0xc0000000
-#define INTCP_ETH_SIZE 0x10
-
#define INTCP_VA_CTRL_BASE IO_ADDRESS(INTEGRATOR_CP_CTL_BASE)
#define INTCP_FLASHPROG 0x04
#define CINTEGRATOR_FLASHPROG_FLVPPEN (1 << 0)
@@ -183,47 +180,6 @@ static struct physmap_flash_data intcp_flash_data = {
.set_vpp = intcp_flash_set_vpp,
};
-static struct resource intcp_flash_resource = {
- .start = INTCP_PA_FLASH_BASE,
- .end = INTCP_PA_FLASH_BASE + INTCP_FLASH_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device intcp_flash_device = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &intcp_flash_data,
- },
- .num_resources = 1,
- .resource = &intcp_flash_resource,
-};
-
-static struct resource smc91x_resources[] = {
- [0] = {
- .start = INTEGRATOR_CP_ETH_BASE,
- .end = INTEGRATOR_CP_ETH_BASE + INTCP_ETH_SIZE - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_CP_ETHINT,
- .end = IRQ_CP_ETHINT,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device smc91x_device = {
- .name = "smc91x",
- .id = 0,
- .num_resources = ARRAY_SIZE(smc91x_resources),
- .resource = smc91x_resources,
-};
-
-static struct platform_device *intcp_devs[] __initdata = {
- &intcp_flash_device,
- &smc91x_device,
-};
-
/*
* It seems that the card insertion interrupt remains active after
* we've acknowledged it. We therefore ignore the interrupt, and
@@ -356,6 +312,8 @@ static struct of_dev_auxdata intcp_auxdata_lookup[] __initdata = {
"aaci", &mmc_data),
OF_DEV_AUXDATA("arm,primecell", INTCP_PA_CLCD_BASE,
"clcd", &clcd_data),
+ OF_DEV_AUXDATA("cfi-flash", INTCP_PA_FLASH_BASE,
+ "physmap-flash", &intcp_flash_data),
{ /* sentinel */ },
};
@@ -363,7 +321,6 @@ static void __init intcp_init_of(void)
{
of_platform_populate(NULL, of_default_bus_match_table,
intcp_auxdata_lookup, NULL);
- platform_add_devices(intcp_devs, ARRAY_SIZE(intcp_devs));
}
static const char * intcp_dt_board_compat[] = {
@@ -391,6 +348,51 @@ MACHINE_END
* for eventual deletion.
*/
+#define INTCP_FLASH_SIZE SZ_32M
+
+static struct resource intcp_flash_resource = {
+ .start = INTCP_PA_FLASH_BASE,
+ .end = INTCP_PA_FLASH_BASE + INTCP_FLASH_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device intcp_flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &intcp_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &intcp_flash_resource,
+};
+
+#define INTCP_ETH_SIZE 0x10
+
+static struct resource smc91x_resources[] = {
+ [0] = {
+ .start = INTEGRATOR_CP_ETH_BASE,
+ .end = INTEGRATOR_CP_ETH_BASE + INTCP_ETH_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_CP_ETHINT,
+ .end = IRQ_CP_ETHINT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device smc91x_device = {
+ .name = "smc91x",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(smc91x_resources),
+ .resource = smc91x_resources,
+};
+
+static struct platform_device *intcp_devs[] __initdata = {
+ &intcp_flash_device,
+ &smc91x_device,
+};
+
#define INTCP_VA_CIC_BASE __io_address(INTEGRATOR_HDR_BASE + 0x40)
#define INTCP_VA_PIC_BASE __io_address(INTEGRATOR_IC_BASE)
#define INTCP_VA_SIC_BASE __io_address(INTEGRATOR_CP_SIC_BASE)
--
1.7.11.2
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