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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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