rk3368: efuse: fix warning and

[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-lpc32xx / serial.c

diff --git a/arch/arm/mach-lpc32xx/serial.c b/arch/arm/mach-lpc32xx/serial.c
index f2735281616a1d8a9e008c09d7483fa637a314cf..05621a29fba22cb5a1754f525d90817c9eaf3c57 100644 (file)
--- a/arch/arm/mach-lpc32xx/serial.c
+++ b/arch/arm/mach-lpc32xx/serial.c
@@ -31,59 +31,6 @@
 
 #define LPC32XX_SUART_FIFO_SIZE        64
 
-/* Standard 8250/16550 compatible serial ports */
-static struct plat_serial8250_port serial_std_platform_data[] = {
-#ifdef CONFIG_ARCH_LPC32XX_UART5_SELECT
-       {
-               .membase        = io_p2v(LPC32XX_UART5_BASE),
-               .mapbase        = LPC32XX_UART5_BASE,
-               .irq            = IRQ_LPC32XX_UART_IIR5,
-               .uartclk        = LPC32XX_MAIN_OSC_FREQ,
-               .regshift       = 2,
-               .iotype         = UPIO_MEM32,
-               .flags          = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART |
-                                       UPF_SKIP_TEST,
-       },
-#endif
-#ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT
-       {
-               .membase        = io_p2v(LPC32XX_UART3_BASE),
-               .mapbase        = LPC32XX_UART3_BASE,
-               .irq            = IRQ_LPC32XX_UART_IIR3,
-               .uartclk        = LPC32XX_MAIN_OSC_FREQ,
-               .regshift       = 2,
-               .iotype         = UPIO_MEM32,
-               .flags          = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART |
-                                       UPF_SKIP_TEST,
-       },
-#endif
-#ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT
-       {
-               .membase        = io_p2v(LPC32XX_UART4_BASE),
-               .mapbase        = LPC32XX_UART4_BASE,
-               .irq            = IRQ_LPC32XX_UART_IIR4,
-               .uartclk        = LPC32XX_MAIN_OSC_FREQ,
-               .regshift       = 2,
-               .iotype         = UPIO_MEM32,
-               .flags          = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART |
-                                       UPF_SKIP_TEST,
-       },
-#endif
-#ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT
-       {
-               .membase        = io_p2v(LPC32XX_UART6_BASE),
-               .mapbase        = LPC32XX_UART6_BASE,
-               .irq            = IRQ_LPC32XX_UART_IIR6,
-               .uartclk        = LPC32XX_MAIN_OSC_FREQ,
-               .regshift       = 2,
-               .iotype         = UPIO_MEM32,
-               .flags          = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART |
-                                       UPF_SKIP_TEST,
-       },
-#endif
-       { },
-};
-
 struct uartinit {
        char *uart_ck_name;
        u32 ck_mode_mask;
@@ -92,7 +39,6 @@ struct uartinit {
 };
 
 static struct uartinit uartinit_data[] __initdata = {
-#ifdef CONFIG_ARCH_LPC32XX_UART5_SELECT
        {
                .uart_ck_name = "uart5_ck",
                .ck_mode_mask =
@@ -100,8 +46,6 @@ static struct uartinit uartinit_data[] __initdata = {
                .pdiv_clk_reg = LPC32XX_CLKPWR_UART5_CLK_CTRL,
                .mapbase = LPC32XX_UART5_BASE,
        },
-#endif
-#ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT
        {
                .uart_ck_name = "uart3_ck",
                .ck_mode_mask =
@@ -109,8 +53,6 @@ static struct uartinit uartinit_data[] __initdata = {
                .pdiv_clk_reg = LPC32XX_CLKPWR_UART3_CLK_CTRL,
                .mapbase = LPC32XX_UART3_BASE,
        },
-#endif
-#ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT
        {
                .uart_ck_name = "uart4_ck",
                .ck_mode_mask =
@@ -118,8 +60,6 @@ static struct uartinit uartinit_data[] __initdata = {
                .pdiv_clk_reg = LPC32XX_CLKPWR_UART4_CLK_CTRL,
                .mapbase = LPC32XX_UART4_BASE,
        },
-#endif
-#ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT
        {
                .uart_ck_name = "uart6_ck",
                .ck_mode_mask =
@@ -127,19 +67,6 @@ static struct uartinit uartinit_data[] __initdata = {
                .pdiv_clk_reg = LPC32XX_CLKPWR_UART6_CLK_CTRL,
                .mapbase = LPC32XX_UART6_BASE,
        },
-#endif
-};
-
-static struct platform_device serial_std_platform_device = {
-       .name                   = "serial8250",
-       .id                     = 0,
-       .dev                    = {
-               .platform_data  = serial_std_platform_data,
-       },
-};
-
-static struct platform_device *lpc32xx_serial_devs[] __initdata = {
-       &serial_std_platform_device,
 };
 
 void __init lpc32xx_serial_init(void)
@@ -156,15 +83,8 @@ void __init lpc32xx_serial_init(void)
                clk = clk_get(NULL, uartinit_data[i].uart_ck_name);
                if (!IS_ERR(clk)) {
                        clk_enable(clk);
-                       serial_std_platform_data[i].uartclk =
-                               clk_get_rate(clk);
                }
 
-               /* Fall back on main osc rate if clock rate return fails */
-               if (serial_std_platform_data[i].uartclk == 0)
-                       serial_std_platform_data[i].uartclk =
-                               LPC32XX_MAIN_OSC_FREQ;
-
                /* Setup UART clock modes for all UARTs, disable autoclock */
                clkmodes |= uartinit_data[i].ck_mode_mask;
 
@@ -189,7 +109,7 @@ void __init lpc32xx_serial_init(void)
        __raw_writel(clkmodes, LPC32XX_UARTCTL_CLKMODE);
        for (i = 0; i < ARRAY_SIZE(uartinit_data); i++) {
                /* Force a flush of the RX FIFOs to work around a HW bug */
-               puart = serial_std_platform_data[i].mapbase;
+               puart = uartinit_data[i].mapbase;
                __raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart));
                __raw_writel(0x00, LPC32XX_UART_DLL_FIFO(puart));
                j = LPC32XX_SUART_FIFO_SIZE;
@@ -198,11 +118,13 @@ void __init lpc32xx_serial_init(void)
                __raw_writel(0, LPC32XX_UART_IIR_FCR(puart));
        }
 
+       /* Disable IrDA pulsing support on UART6 */
+       tmp = __raw_readl(LPC32XX_UARTCTL_CTRL);
+       tmp |= LPC32XX_UART_UART6_IRDAMOD_BYPASS;
+       __raw_writel(tmp, LPC32XX_UARTCTL_CTRL);
+
        /* Disable UART5->USB transparent mode or USB won't work */
        tmp = __raw_readl(LPC32XX_UARTCTL_CTRL);
        tmp &= ~LPC32XX_UART_U5_ROUTE_TO_USB;
        __raw_writel(tmp, LPC32XX_UARTCTL_CTRL);
-
-       platform_add_devices(lpc32xx_serial_devs,
-               ARRAY_SIZE(lpc32xx_serial_devs));
 }