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rk2928: uart init

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kfx
2012-07-11 18:43:53 +08:00
parent dfeede9fe7
commit 615c024517
3 changed files with 94 additions and 1 deletions
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13
arch/arm/mach-rk2928/board-rk2928-fpga.c
View File

@@ -78,6 +78,19 @@ static struct clk_lookup clks[] = {
CLK("rk30_i2c.3", "i2c", &xin24m),
CLK("rk29xx_spim.0", "spi", &xin24m),
CLK("rk29xx_spim.1", "spi", &xin24m),
CLK("rk_serial.0", "uart_div", &xin24m),
CLK("rk_serial.0", "uart_frac_div", &xin24m),
CLK("rk_serial.0", "uart", &xin24m),
CLK("rk_serial.0", "pclk_uart", &xin24m),
CLK("rk_serial.1", "uart_div", &xin24m),
CLK("rk_serial.1", "uart_frac_div", &xin24m),
CLK("rk_serial.1", "uart", &xin24m),
CLK("rk_serial.1", "pclk_uart", &xin24m),
CLK("rk_serial.2", "uart_div", &xin24m),
CLK("rk_serial.2", "uart_frac_div", &xin24m),
CLK("rk_serial.2", "uart", &xin24m),
CLK("rk_serial.2", "pclk_uart", &xin24m),
};
void __init rk30_clock_init(void)

80
arch/arm/mach-rk2928/devices.c
View File

@@ -102,6 +102,85 @@ static void __init rk2928_init_dma(void)
{
platform_add_devices(rk2928_dmacs, ARRAY_SIZE(rk2928_dmacs));
}
#ifdef CONFIG_UART0_RK29
static struct resource resources_uart0[] = {
{
.start = IRQ_UART0,
.end = IRQ_UART0,
.flags = IORESOURCE_IRQ,
},
{
.start = RK2928_UART0_PHYS,
.end = RK2928_UART0_PHYS + RK2928_UART0_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device device_uart0 = {
.name = "rk_serial",
.id = 0,
.num_resources = ARRAY_SIZE(resources_uart0),
.resource = resources_uart0,
};
#endif
#ifdef CONFIG_UART1_RK29
static struct resource resources_uart1[] = {
{
.start = IRQ_UART1,
.end = IRQ_UART1,
.flags = IORESOURCE_IRQ,
},
{
.start = RK2928_UART1_PHYS,
.end = RK2928_UART1_PHYS + RK2928_UART1_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device device_uart1 = {
.name = "rk_serial",
.id = 1,
.num_resources = ARRAY_SIZE(resources_uart1),
.resource = resources_uart1,
};
#endif
#ifdef CONFIG_UART2_RK29
static struct resource resources_uart2[] = {
{
.start = IRQ_UART2,
.end = IRQ_UART2,
.flags = IORESOURCE_IRQ,
},
{
.start = RK2928_UART2_PHYS,
.end = RK2928_UART2_PHYS + RK2928_UART2_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device device_uart2 = {
.name = "rk_serial",
.id = 2,
.num_resources = ARRAY_SIZE(resources_uart2),
.resource = resources_uart2,
};
#endif
static void __init rk2928_init_uart(void)
{
#ifdef CONFIG_UART0_RK29
platform_device_register(&device_uart0);
#endif
#ifdef CONFIG_UART1_RK29
platform_device_register(&device_uart1);
#endif
#ifdef CONFIG_UART2_RK29
platform_device_register(&device_uart2);
#endif
}
// i2c
#ifdef CONFIG_I2C0_CONTROLLER_RK29
#define I2C0_ADAP_TYPE I2C_RK29_ADAP
@@ -414,6 +493,7 @@ static void __init rk2928_init_spim(void)
static int __init rk2928_init_devices(void)
{
rk2928_init_dma();
rk2928_init_uart();
rk2928_init_i2c();
rk2928_init_spim();
#if defined(CONFIG_FIQ_DEBUGGER) && defined(DEBUG_UART_PHYS)

2
drivers/tty/serial/Kconfig
View File

@@ -1555,7 +1555,7 @@ config UART2_DMA_RK29
config UART3_RK29
bool "Serial port 3 support"
depends on SERIAL_RK29
depends on SERIAL_RK29 && !ARCH_RK2928
config UART3_CTS_RTS_RK29
bool "Serial port 3 CTS/RTS support"