ARM: SAMSUNG: Add lookup of sdhci-s3c clocks using generic names

Add support for lookup of sdhci-s3c controller clocks using generic names
for s3c2416, s3c64xx, s5pc100, s5pv210 and exynos4 SoC's.

Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
[kgene.kim@samsung.com: fixed trailing whitespace]
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 37 insertions, 31 deletions

diff --git a/arch/arm/mach-s3c2416/clock.c b/arch/arm/mach-s3c2416/clock.c
index afbbe8bc21d1..59f54d1d7f8b 100644
--- a/arch/arm/mach-s3c2416/clock.c
+++ b/arch/arm/mach-s3c2416/clock.c
@@ -90,39 +90,38 @@ static struct clksrc_clk hsmmc_div[] = {
         },
 };
 
-static struct clksrc_clk hsmmc_mux[] = {
-        [0] = {
-                .clk    = {
-                        .name   = "hsmmc-if",
-                        .devname        = "s3c-sdhci.0",
-                        .ctrlbit = (1 << 6),
-                        .enable = s3c2443_clkcon_enable_s,
-                },
-                .sources = &(struct clksrc_sources) {
-                        .nr_sources = 2,
-                        .sources = (struct clk *[]) {
-                                [0] = &hsmmc_div[0].clk,
-                                [1] = NULL, /* to fix */
-                        },
-                },
-                .reg_src = { .reg = S3C2443_CLKSRC, .size = 1, .shift = 16 },
+static struct clksrc_clk hsmmc_mux0 = {
+        .clk    = {
+                .name           = "hsmmc-if",
+                .devname        = "s3c-sdhci.0",
+                .ctrlbit        = (1 << 6),
+                .enable         = s3c2443_clkcon_enable_s,
         },
-        [1] = {
-                .clk    = {
-                        .name   = "hsmmc-if",
-                        .devname        = "s3c-sdhci.1",
-                        .ctrlbit = (1 << 12),
-                        .enable = s3c2443_clkcon_enable_s,
+        .sources        = &(struct clksrc_sources) {
+                .nr_sources     = 2,
+                .sources        = (struct clk * []) {
+                        [0]     = &hsmmc_div[0].clk,
+                        [1]     = NULL, /* to fix */
                 },
-                .sources = &(struct clksrc_sources) {
-                        .nr_sources = 2,
-                        .sources = (struct clk *[]) {
-                                [0] = &hsmmc_div[1].clk,
-                                [1] = NULL, /* to fix */
-                        },
+        },
+        .reg_src = { .reg = S3C2443_CLKSRC, .size = 1, .shift = 16 },
+};
+
+static struct clksrc_clk hsmmc_mux1 = {
+        .clk    = {
+                .name           = "hsmmc-if",
+                .devname        = "s3c-sdhci.1",
+                .ctrlbit        = (1 << 12),
+                .enable         = s3c2443_clkcon_enable_s,
+        },
+        .sources        = &(struct clksrc_sources) {
+                .nr_sources     = 2,
+                .sources        = (struct clk * []) {
+                        [0]     = &hsmmc_div[1].clk,
+                        [1]     = NULL, /* to fix */
                 },
-                .reg_src = { .reg = S3C2443_CLKSRC, .size = 1, .shift = 17 },
         },
+        .reg_src = { .reg = S3C2443_CLKSRC, .size = 1, .shift = 17 },
 };
 
 static struct clk hsmmc0_clk = {
@@ -144,8 +143,14 @@ static struct clksrc_clk *clksrcs[] __initdata = {
         &hsspi_mux,
         &hsmmc_div[0],
         &hsmmc_div[1],
-        &hsmmc_mux[0],
-        &hsmmc_mux[1],
+        &hsmmc_mux0,
+        &hsmmc_mux1,
+};
+
+static struct clk_lookup s3c2416_clk_lookup[] = {
+        CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &hsmmc0_clk),
+        CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &hsmmc_mux0.clk),
+        CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &hsmmc_mux1.clk),
 };
 
 void __init s3c2416_init_clocks(int xtal)
@@ -167,6 +172,7 @@ void __init s3c2416_init_clocks(int xtal)
                 s3c_register_clksrc(clksrcs[ptr], 1);
 
         s3c24xx_register_clock(&hsmmc0_clk);
+        clkdev_add_table(s3c2416_clk_lookup, ARRAY_SIZE(s3c2416_clk_lookup));
 
         s3c_pwmclk_init();