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[pm-wip/uart,1/4] OMAP3: PRCM: Consider UART4 for 3630 chip in prcm_setup_regs

Message ID 53019.192.168.10.88.1275659009.squirrel@dbdmail.itg.ti.com (mailing list archive)
State New, archived
Delegated to: Kevin Hilman
Headers show

Commit Message

Govindraj.R June 4, 2010, 1:43 p.m. UTC 
None
diff mbox

Patch

diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h
index fe82b79..4f959a7 100644
--- a/arch/arm/mach-omap2/cm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/cm-regbits-34xx.h
@@ -649,6 +649,8 @@ 
 #define OMAP3430_ST_MCBSP2_MASK				(1 << 0)

 /* CM_AUTOIDLE_PER */
+#define OMAP3630_AUTO_UART4_MASK			(1 << 18)
+#define OMAP3630_AUTO_UART4_SHIFT			18
 #define OMAP3430_AUTO_GPIO6_MASK			(1 << 17)
 #define OMAP3430_AUTO_GPIO6_SHIFT			17
 #define OMAP3430_AUTO_GPIO5_MASK			(1 << 16)
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 2e96771..a120d4f 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -753,6 +753,14 @@  static void __init omap3_d2d_idle(void)

 static void __init prcm_setup_regs(void)
 {
+	u32 omap3630_auto_uart4_mask = cpu_is_omap3630() ?
+					OMAP3630_AUTO_UART4_MASK : 0;
+	u32 omap3630_en_uart4_mask = cpu_is_omap3630() ?
+					OMAP3630_EN_UART4_MASK : 0;
+	u32 omap3630_grpsel_uart4_mask = cpu_is_omap3630() ?
+					OMAP3630_GRPSEL_UART4_MASK : 0;
+
+
 	/* XXX Reset all wkdeps. This should be done when initializing
 	 * powerdomains */
 	prm_write_mod_reg(0, OMAP3430_IVA2_MOD, PM_WKDEP);
@@ -839,6 +847,7 @@  static void __init prcm_setup_regs(void)
 		CM_AUTOIDLE);

 	cm_write_mod_reg(
+		omap3630_auto_uart4_mask |
 		OMAP3430_AUTO_GPIO6_MASK |
 		OMAP3430_AUTO_GPIO5_MASK |
 		OMAP3430_AUTO_GPIO4_MASK |
@@ -915,14 +924,16 @@  static void __init prcm_setup_regs(void)
 				OMAP3430_DSS_MOD, PM_WKEN);

 	/* Enable wakeups in PER */
-	prm_write_mod_reg(OMAP3430_EN_GPIO2_MASK | OMAP3430_EN_GPIO3_MASK |
+	prm_write_mod_reg(omap3630_en_uart4_mask |
+			  OMAP3430_EN_GPIO2_MASK | OMAP3430_EN_GPIO3_MASK |
 			  OMAP3430_EN_GPIO4_MASK | OMAP3430_EN_GPIO5_MASK |
 			  OMAP3430_EN_GPIO6_MASK | OMAP3430_EN_UART3_MASK |
 			  OMAP3430_EN_MCBSP2_MASK | OMAP3430_EN_MCBSP3_MASK |
 			  OMAP3430_EN_MCBSP4_MASK,
 			  OMAP3430_PER_MOD, PM_WKEN);
 	/* and allow them to wake up MPU */
-	prm_write_mod_reg(OMAP3430_GRPSEL_GPIO2_MASK |
+	prm_write_mod_reg(omap3630_grpsel_uart4_mask |
+			  OMAP3430_GRPSEL_GPIO2_MASK |
 			  OMAP3430_GRPSEL_GPIO3_MASK |
 			  OMAP3430_GRPSEL_GPIO4_MASK |
 			  OMAP3430_GRPSEL_GPIO5_MASK |
diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
index 86edcf9..298a22a 100644
--- a/arch/arm/mach-omap2/prcm-common.h
+++ b/arch/arm/mach-omap2/prcm-common.h
@@ -425,6 +425,8 @@ 
 #define OMAP3430_EN_MCBSP2_SHIFT			0

 /* CM_IDLEST_PER, PM_WKST_PER shared bits */
+#define OMAP3630_ST_UART4_SHIFT				18
+#define OMAP3630_ST_UART4_MASK				(1 << 18)
 #define OMAP3430_ST_GPIO6_SHIFT				17
 #define OMAP3430_ST_GPIO6_MASK				(1 << 17)
 #define OMAP3430_ST_GPIO5_SHIFT				16
diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h
index 7fd6023..9e63cb7 100644
--- a/arch/arm/mach-omap2/prm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/prm-regbits-34xx.h
@@ -122,6 +122,7 @@ 
 #define OMAP3430_MEMRETSTATE_MASK			(1 << 8)

 /* PM_MPUGRPSEL_PER, PM_IVA2GRPSEL_PER shared bits */
+#define OMAP3630_GRPSEL_UART4_MASK			(1 << 18)
 #define OMAP3430_GRPSEL_GPIO6_MASK			(1 << 17)
 #define OMAP3430_GRPSEL_GPIO5_MASK			(1 << 16)
 #define OMAP3430_GRPSEL_GPIO4_MASK			(1 << 15)