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From: heiko@sntech•de (Heiko Stübner)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2 3/4] S3C2416: Add HSSPI clock sourced from EPLL
Date: Sun, 28 Aug 2011 20:10:43 +0200	[thread overview]
Message-ID: <201108282010.44152.heiko@sntech.de> (raw)
In-Reply-To: <201108282006.31667.heiko@sntech.de>

This clock is special to the S3C2416/2450 SoCs.

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

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],
-- 
1.7.2.3

  parent reply	other threads:[~2011-08-28 18:10 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-28 18:06 [PATCH v2 0/4] S3C2416: Enable IIS and HSSPI clocks Heiko Stübner
2011-08-28 18:08 ` [PATCH v2 1/4] S3C2443: Move i2s clock definitions to common code Heiko Stübner
2011-08-28 18:09 ` [PATCH 2/4] S3C2443: Define constant for HSSPI pclk Heiko Stübner
2011-08-28 18:10 ` Heiko Stübner [this message]
2011-08-28 18:11 ` [PATCH v2 4/4] S3C2443: Add hsspi-clock from pclk and rename unused S3C2443 hsspi sclk Heiko Stübner
2011-09-15  7:21 ` [PATCH v2 0/4] S3C2416: Enable IIS and HSSPI clocks Heiko Stübner
2011-09-15  8:49   ` Kukjin Kim
2011-09-26 19:55     ` Heiko Stübner

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