Prev: [PATCH 1/3 v3] msm: Add gpio register address mapping information.
Next: [PATCH 1/1] pid_ns: move pid_ns_release_proc() from proc_flush_task() to zap_pid_ns_processes()
From: Gregory Bean on 23 Jun 2010 16:40
Add device configuration and board-init for gpio support on the QSD8x50.

Signed-off-by: Gregory Bean <gbean(a)codeaurora.org>
---
arch/arm/mach-msm/board-qsd8x50.c | 27 +++++++++++++++++++++++++--
arch/arm/mach-msm/devices-qsd8x50.c | 21 +++++++++++++++++++++
2 files changed, 46 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-msm/board-qsd8x50.c b/arch/arm/mach-msm/board-qsd8x50.c
index e3cc807..508333c 100644
--- a/arch/arm/mach-msm/board-qsd8x50.c
+++ b/arch/arm/mach-msm/board-qsd8x50.c
@@ -40,7 +40,29 @@ static struct msm_gpio uart3_config_data[] = {
{ GPIO_CFG(87, 1, GPIO_OUTPUT, GPIO_PULL_DOWN, GPIO_2MA), "UART2_Tx"},
};

-static struct platform_device *devices[] __initdata = {
+/*
+ * Early devices are those which provide a system service which will be
+ * required by one or more of the function calls in qsd8x50_init.
+ * These devices must be probed and online first in order for
+ * the init routine to run successfully.
+ */
+static struct platform_device *early_devices[] __initdata = {
+ &msm_gpio_devices[0],
+ &msm_gpio_devices[1],
+ &msm_gpio_devices[2],
+ &msm_gpio_devices[3],
+ &msm_gpio_devices[4],
+ &msm_gpio_devices[5],
+ &msm_gpio_devices[6],
+ &msm_gpio_devices[7],
+};
+
+/*
+ * Late devices are those which are dependent upon services initialized
+ * by qsd8x50_init, or which simply have no dependents and can have
+ * their initialization deferred.
+ */
+static struct platform_device *late_devices[] __initdata = {
&msm_device_uart3,
};

@@ -64,8 +86,9 @@ static void __init qsd8x50_init_irq(void)

static void __init qsd8x50_init(void)
{
+ platform_add_devices(early_devices, ARRAY_SIZE(early_devices));
msm8x50_init_uart3();
- platform_add_devices(devices, ARRAY_SIZE(devices));
+ platform_add_devices(late_devices, ARRAY_SIZE(late_devices));
}

MACHINE_START(QSD8X50_SURF, "QCT QSD8X50 SURF")
diff --git a/arch/arm/mach-msm/devices-qsd8x50.c b/arch/arm/mach-msm/devices-qsd8x50.c
index 4d4a507..2342654 100644
--- a/arch/arm/mach-msm/devices-qsd8x50.c
+++ b/arch/arm/mach-msm/devices-qsd8x50.c
@@ -90,3 +90,24 @@ struct clk msm_clocks_8x50[] = {

unsigned msm_num_clocks_8x50 = ARRAY_SIZE(msm_clocks_8x50);

+static struct msm7200a_gpio_platform_data gpio_platform_data[] = {
+ MSM7200A_GPIO_PLATFORM_DATA(0, 0, 15, INT_GPIO_GROUP1),
+ MSM7200A_GPIO_PLATFORM_DATA(1, 16, 42, INT_GPIO_GROUP2),
+ MSM7200A_GPIO_PLATFORM_DATA(2, 43, 67, INT_GPIO_GROUP1),
+ MSM7200A_GPIO_PLATFORM_DATA(3, 68, 94, INT_GPIO_GROUP1),
+ MSM7200A_GPIO_PLATFORM_DATA(4, 95, 103, INT_GPIO_GROUP1),
+ MSM7200A_GPIO_PLATFORM_DATA(5, 104, 121, INT_GPIO_GROUP1),
+ MSM7200A_GPIO_PLATFORM_DATA(6, 122, 152, INT_GPIO_GROUP1),
+ MSM7200A_GPIO_PLATFORM_DATA(7, 153, 164, INT_GPIO_GROUP1),
+};
+
+struct platform_device msm_gpio_devices[] = {
+ MSM7200A_GPIO_DEVICE(0, gpio_platform_data),
+ MSM7200A_GPIO_DEVICE(1, gpio_platform_data),
+ MSM7200A_GPIO_DEVICE(2, gpio_platform_data),
+ MSM7200A_GPIO_DEVICE(3, gpio_platform_data),
+ MSM7200A_GPIO_DEVICE(4, gpio_platform_data),
+ MSM7200A_GPIO_DEVICE(5, gpio_platform_data),
+ MSM7200A_GPIO_DEVICE(6, gpio_platform_data),
+ MSM7200A_GPIO_DEVICE(7, gpio_platform_data),
+};
--
1.7.0.4

--
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.
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Prev: [PATCH 1/3 v3] msm: Add gpio register address mapping information.
Next: [PATCH 1/1] pid_ns: move pid_ns_release_proc() from proc_flush_task() to zap_pid_ns_processes()