diff options
author | Thomas Abraham <thomas.abraham@linaro.org> | 2011-10-24 12:08:42 +0200 |
---|---|---|
committer | Kukjin Kim <kgene.kim@samsung.com> | 2011-12-23 10:06:58 +0900 |
commit | 0cfb26e1fb9d7afe9c79a40a257808eafb2aff34 (patch) | |
tree | f79fb4267e4b0814b4cb3bfda69acda6bc3bd579 /arch/arm/mach-s5pv210/clock.c | |
parent | c3310fbbeb9db6967900ed22eb3d0bd0bb0e892c (diff) | |
download | linux-0cfb26e1fb9d7afe9c79a40a257808eafb2aff34.tar.bz2 |
ARM: SAMSUNG: register uart clocks to clock lookup list
Samsung uart driver lookups the clock using the connection id 'clk_uart_baud'.
The uart clocks for all Samsung platforms are reorganized to register them
with the lookup name as required by the uart driver.
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/mach-s5pv210/clock.c')
-rw-r--r-- | arch/arm/mach-s5pv210/clock.c | 107 |
1 files changed, 67 insertions, 40 deletions
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c index 4c5ac7a69e9e..43a045d354ec 100644 --- a/arch/arm/mach-s5pv210/clock.c +++ b/arch/arm/mach-s5pv210/clock.c @@ -809,46 +809,6 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLK_DIV6, .shift = 12, .size = 3 }, }, { .clk = { - .name = "uclk1", - .devname = "s5pv210-uart.0", - .enable = s5pv210_clk_mask0_ctrl, - .ctrlbit = (1 << 12), - }, - .sources = &clkset_uart, - .reg_src = { .reg = S5P_CLK_SRC4, .shift = 16, .size = 4 }, - .reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 }, - }, { - .clk = { - .name = "uclk1", - .devname = "s5pv210-uart.1", - .enable = s5pv210_clk_mask0_ctrl, - .ctrlbit = (1 << 13), - }, - .sources = &clkset_uart, - .reg_src = { .reg = S5P_CLK_SRC4, .shift = 20, .size = 4 }, - .reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 }, - }, { - .clk = { - .name = "uclk1", - .devname = "s5pv210-uart.2", - .enable = s5pv210_clk_mask0_ctrl, - .ctrlbit = (1 << 14), - }, - .sources = &clkset_uart, - .reg_src = { .reg = S5P_CLK_SRC4, .shift = 24, .size = 4 }, - .reg_div = { .reg = S5P_CLK_DIV4, .shift = 24, .size = 4 }, - }, { - .clk = { - .name = "uclk1", - .devname = "s5pv210-uart.3", - .enable = s5pv210_clk_mask0_ctrl, - .ctrlbit = (1 << 15), - }, - .sources = &clkset_uart, - .reg_src = { .reg = S5P_CLK_SRC4, .shift = 28, .size = 4 }, - .reg_div = { .reg = S5P_CLK_DIV4, .shift = 28, .size = 4 }, - }, { - .clk = { .name = "sclk_fimc", .devname = "s5pv210-fimc.0", .enable = s5pv210_clk_mask1_ctrl, @@ -1022,6 +982,61 @@ static struct clksrc_clk clksrcs[] = { }, }; +static struct clksrc_clk clk_sclk_uart0 = { + .clk = { + .name = "uclk1", + .devname = "s5pv210-uart.0", + .enable = s5pv210_clk_mask0_ctrl, + .ctrlbit = (1 << 12), + }, + .sources = &clkset_uart, + .reg_src = { .reg = S5P_CLK_SRC4, .shift = 16, .size = 4 }, + .reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 }, +}; + +static struct clksrc_clk clk_sclk_uart1 = { + .clk = { + .name = "uclk1", + .devname = "s5pv210-uart.1", + .enable = s5pv210_clk_mask0_ctrl, + .ctrlbit = (1 << 13), + }, + .sources = &clkset_uart, + .reg_src = { .reg = S5P_CLK_SRC4, .shift = 20, .size = 4 }, + .reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 }, +}; + +static struct clksrc_clk clk_sclk_uart2 = { + .clk = { + .name = "uclk1", + .devname = "s5pv210-uart.2", + .enable = s5pv210_clk_mask0_ctrl, + .ctrlbit = (1 << 14), + }, + .sources = &clkset_uart, + .reg_src = { .reg = S5P_CLK_SRC4, .shift = 24, .size = 4 }, + .reg_div = { .reg = S5P_CLK_DIV4, .shift = 24, .size = 4 }, +}; + +static struct clksrc_clk clk_sclk_uart3 = { + .clk = { + .name = "uclk1", + .devname = "s5pv210-uart.3", + .enable = s5pv210_clk_mask0_ctrl, + .ctrlbit = (1 << 15), + }, + .sources = &clkset_uart, + .reg_src = { .reg = S5P_CLK_SRC4, .shift = 28, .size = 4 }, + .reg_div = { .reg = S5P_CLK_DIV4, .shift = 28, .size = 4 }, +}; + +static struct clksrc_clk *clksrc_cdev[] = { + &clk_sclk_uart0, + &clk_sclk_uart1, + &clk_sclk_uart2, + &clk_sclk_uart3, +}; + /* Clock initialisation code */ static struct clksrc_clk *sysclks[] = { &clk_mout_apll, @@ -1261,6 +1276,14 @@ static struct clk *clks[] __initdata = { &clk_pcmcdclk2, }; +static struct clk_lookup s5pv210_clk_lookup[] = { + CLKDEV_INIT(NULL, "clk_uart_baud0", &clk_p), + CLKDEV_INIT("s5pv210-uart.0", "clk_uart_baud1", &clk_sclk_uart0.clk), + CLKDEV_INIT("s5pv210-uart.1", "clk_uart_baud1", &clk_sclk_uart1.clk), + CLKDEV_INIT("s5pv210-uart.2", "clk_uart_baud1", &clk_sclk_uart2.clk), + CLKDEV_INIT("s5pv210-uart.3", "clk_uart_baud1", &clk_sclk_uart3.clk), +}; + void __init s5pv210_register_clocks(void) { int ptr; @@ -1273,11 +1296,15 @@ void __init s5pv210_register_clocks(void) for (ptr = 0; ptr < ARRAY_SIZE(sclk_tv); ptr++) s3c_register_clksrc(sclk_tv[ptr], 1); + for (ptr = 0; ptr < ARRAY_SIZE(clksrc_cdev); ptr++) + s3c_register_clksrc(clksrc_cdev[ptr], 1); + s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + clkdev_add_table(s5pv210_clk_lookup, ARRAY_SIZE(s5pv210_clk_lookup)); s3c24xx_register_clock(&dummy_apb_pclk); s3c_pwmclk_init(); |