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Subject[RFC PATCH 27/34] msm-8x60: Add serial support
Date
From: Stepan Moskovchenko <stepanm@codeaurora.org>

Add the platform data to the board file.

Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
---
arch/arm/mach-msm/board-msm8x60.c | 50 +++++++++++++++++++++++++++++++++++++
1 files changed, 50 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-msm/board-msm8x60.c b/arch/arm/mach-msm/board-msm8x60.c
index 7b8016f..f034bf5 100644
--- a/arch/arm/mach-msm/board-msm8x60.c
+++ b/arch/arm/mach-msm/board-msm8x60.c
@@ -73,8 +73,58 @@ static void __init msm8x60_init_irq(void)
writel(0x0000FFFF, MSM_QGIC_DIST_BASE + GIC_DIST_ENABLE_SET);
}

+static struct resource msm_uart12_dm_resources[] = {
+ {
+ .start = 0x19C40000,
+ .end = 0x19C40000 + PAGE_SIZE - 1,
+ .name = "uart_resource",
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_UART12DM_IRQ,
+ .end = INT_UART12DM_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ /* GSBI 12 is UARTDM2 */
+ .start = 0x19C00000,
+ .end = 0x19C00000 + PAGE_SIZE - 1,
+ .name = "gsbi_resource",
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device msm_device_uart_dm12 = {
+ .name = "msm_serial",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(msm_uart12_dm_resources),
+ .resource = msm_uart12_dm_resources,
+};
+
+static struct platform_device *devices[] __initdata = {
+ &msm_device_uart_dm12,
+};
+
+static void __init msm8x60_init_uart12dm(void)
+{
+ /* 0x1D000000 now belongs to EBI2:CS3 i.e. USB ISP Controller */
+ void *fpga_mem = ioremap_nocache(0x1D000000, SZ_4K);
+ /* Advanced mode */
+ writew(0xFFFF, fpga_mem + 0x15C);
+ /* FPGA_UART_SEL */
+ writew(0, fpga_mem + 0x172);
+ /* FPGA_GPIO_CONFIG_117 */
+ writew(1, fpga_mem + 0xEA);
+ /* FPGA_GPIO_CONFIG_118 */
+ writew(1, fpga_mem + 0xEC);
+ dmb();
+ iounmap(fpga_mem);
+}
+
static void __init msm8x60_init(void)
{
+ msm8x60_init_uart12dm();
+ platform_add_devices(devices, ARRAY_SIZE(devices));
}

MACHINE_START(MSM8X60_RUMI3, "QCT MSM8X60 RUMI3")
--
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.


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