X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Farm%2Fmach-omap2%2Fclock2420_data.c;h=21f856252ad86e3c95ac14ba75620a8385ce1676;hb=ce9d8d9f7214c7b74a5dd7be8221545269a31155;hp=5f2066a6ba7460343d9ed535167e6aec92acdaaf;hpb=d58cc92bda765e62f28b12a8f4627ddee32978f0;p=pandora-kernel.git

diff --git a/arch/arm/mach-omap2/clock2420_data.c b/arch/arm/mach-omap2/clock2420_data.c
index 5f2066a6ba74..21f856252ad8 100644
--- a/arch/arm/mach-omap2/clock2420_data.c
+++ b/arch/arm/mach-omap2/clock2420_data.c
@@ -27,6 +27,7 @@
 #include "prm-regbits-24xx.h"
 #include "cm-regbits-24xx.h"
 #include "sdrc.h"
+#include "control.h"
 
 #define OMAP_CM_REGADDR                 OMAP2420_CM_REGADDR
 
@@ -89,6 +90,12 @@ static struct clk alt_ck = {		/* Typical 54M or 48M, may not exist */
 	.clkdm_name	= "wkup_clkdm",
 };
 
+/* Optional external clock input for McBSP CLKS */
+static struct clk mcbsp_clks = {
+	.name		= "mcbsp_clks",
+	.ops		= &clkops_null,
+};
+
 /*
  * Analog domain root source clocks
  */
@@ -1135,14 +1142,34 @@ static struct clk mcbsp1_ick = {
 	.recalc		= &followparent_recalc,
 };
 
+static const struct clksel_rate common_mcbsp_96m_rates[] = {
+	{ .div = 1, .val = 0, .flags = RATE_IN_24XX },
+	{ .div = 0 }
+};
+
+static const struct clksel_rate common_mcbsp_mcbsp_rates[] = {
+	{ .div = 1, .val = 1, .flags = RATE_IN_24XX },
+	{ .div = 0 }
+};
+
+static const struct clksel mcbsp_fck_clksel[] = {
+	{ .parent = &func_96m_ck,  .rates = common_mcbsp_96m_rates },
+	{ .parent = &mcbsp_clks,   .rates = common_mcbsp_mcbsp_rates },
+	{ .parent = NULL }
+};
+
 static struct clk mcbsp1_fck = {
 	.name		= "mcbsp1_fck",
 	.ops		= &clkops_omap2_dflt_wait,
 	.parent		= &func_96m_ck,
+	.init		= &omap2_init_clksel_parent,
 	.clkdm_name	= "core_l4_clkdm",
 	.enable_reg	= OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
 	.enable_bit	= OMAP24XX_EN_MCBSP1_SHIFT,
-	.recalc		= &followparent_recalc,
+	.clksel_reg	= OMAP242X_CTRL_REGADDR(OMAP2_CONTROL_DEVCONF0),
+	.clksel_mask	= OMAP2_MCBSP1_CLKS_MASK,
+	.clksel		= mcbsp_fck_clksel,
+	.recalc		= &omap2_clksel_recalc,
 };
 
 static struct clk mcbsp2_ick = {
@@ -1159,10 +1186,14 @@ static struct clk mcbsp2_fck = {
 	.name		= "mcbsp2_fck",
 	.ops		= &clkops_omap2_dflt_wait,
 	.parent		= &func_96m_ck,
+	.init		= &omap2_init_clksel_parent,
 	.clkdm_name	= "core_l4_clkdm",
 	.enable_reg	= OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
 	.enable_bit	= OMAP24XX_EN_MCBSP2_SHIFT,
-	.recalc		= &followparent_recalc,
+	.clksel_reg	= OMAP242X_CTRL_REGADDR(OMAP2_CONTROL_DEVCONF0),
+	.clksel_mask	= OMAP2_MCBSP2_CLKS_MASK,
+	.clksel		= mcbsp_fck_clksel,
+	.recalc		= &omap2_clksel_recalc,
 };
 
 static struct clk mcspi1_ick = {
@@ -1721,6 +1752,9 @@ static struct omap_clk omap2420_clks[] = {
 	CLK(NULL,	"osc_ck",	&osc_ck,	CK_242X),
 	CLK(NULL,	"sys_ck",	&sys_ck,	CK_242X),
 	CLK(NULL,	"alt_ck",	&alt_ck,	CK_242X),
+	CLK("omap-mcbsp.1",	"pad_fck",	&mcbsp_clks,	CK_242X),
+	CLK("omap-mcbsp.2",	"pad_fck",	&mcbsp_clks,	CK_242X),
+	CLK(NULL,	"mcbsp_clks",	&mcbsp_clks,	CK_242X),
 	/* internal analog sources */
 	CLK(NULL,	"dpll_ck",	&dpll_ck,	CK_242X),
 	CLK(NULL,	"apll96_ck",	&apll96_ck,	CK_242X),
@@ -1728,6 +1762,8 @@ static struct omap_clk omap2420_clks[] = {
 	/* internal prcm root sources */
 	CLK(NULL,	"func_54m_ck",	&func_54m_ck,	CK_242X),
 	CLK(NULL,	"core_ck",	&core_ck,	CK_242X),
+	CLK("omap-mcbsp.1",	"prcm_fck",	&func_96m_ck,	CK_242X),
+	CLK("omap-mcbsp.2",	"prcm_fck",	&func_96m_ck,	CK_242X),
 	CLK(NULL,	"func_96m_ck",	&func_96m_ck,	CK_242X),
 	CLK(NULL,	"func_48m_ck",	&func_48m_ck,	CK_242X),
 	CLK(NULL,	"func_12m_ck",	&func_12m_ck,	CK_242X),