[v2,3/4] S3C2416: Add HSSPI clock sourced from EPLL

Commit Message

Heiko Stuebner Aug. 28, 2011, 6:10 p.m. UTC

This clock is special to the S3C2416/2450 SoCs.

Signed-off-by: Heiko Stuebner <[e-mail]>
---
 Changes since v1: move hsspi sources array
 arch/arm/mach-s3c2416/clock.c |   28 ++++++++++++++++++++++++++++
 1 files changed, 28 insertions(+), 0 deletions(-)

Patch

diff --git a/arch/arm/mach-s3c2416/clock.c b/arch/arm/mach-s3c2416/clock.c
index 21a5e81..196fb37 100644
--- a/arch/arm/mach-s3c2416/clock.c
+++ b/arch/arm/mach-s3c2416/clock.c
@@ -38,6 +38,32 @@  static unsigned int armdiv[8] = {
 	[7] = 8,
 };
 
+static struct clksrc_clk hsspi_eplldiv = {
+	.clk = {
+		.name	= "hsspi-eplldiv",
+		.parent	= &clk_esysclk.clk,
+		.ctrlbit = (1 << 14),
+		.enable = s3c2443_clkcon_enable_s,
+	},
+	.reg_div = { .reg = S3C2443_CLKDIV1, .size = 2, .shift = 24 },
+};
+
+static struct clk *hsspi_sources[] = {
+	[0] = &hsspi_eplldiv.clk,
+	[1] = NULL, /* to fix */
+};
+
+static struct clksrc_clk hsspi_mux = {
+	.clk	= {
+		.name	= "hsspi-if",
+	},
+	.sources = &(struct clksrc_sources) {
+		.sources = hsspi_sources,
+		.nr_sources = ARRAY_SIZE(hsspi_sources),
+	},
+	.reg_src = { .reg = S3C2443_CLKSRC, .size = 1, .shift = 18 },
+};
+
 static struct clksrc_clk hsmmc_div[] = {
 	[0] = {
 		.clk = {
@@ -114,6 +140,8 @@  void __init_or_cpufreq s3c2416_setup_clocks(void)
 
 
 static struct clksrc_clk *clksrcs[] __initdata = {
+	&hsspi_eplldiv,
+	&hsspi_mux,
 	&hsmmc_div[0],
 	&hsmmc_div[1],
 	&hsmmc_mux[0],