Merge branch 'samsung/board' into next/board

git-mirror · Oct 7, 2011 · 127d4eb · 127d4eb
2 parents e2d7fbb + 31451af
commit 127d4eb
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Showing 15 changed files with 251 additions and 150 deletions.
diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig
@@ -20,6 +20,11 @@ config SOC_EXYNOS4212
 	help
 	  Enable EXYNOS4212 SoC support
 
+config SOC_EXYNOS4412
+	bool
+	help
+	  Enable EXYNOS4412 SoC support
+
 config EXYNOS4_MCT
 	bool
 	default y
@@ -243,6 +248,15 @@ config MACH_SMDK4212
 	help
 	  Machine support for Samsung SMDK4212
 
+comment "EXYNOS4412 Boards"
+
+config MACH_SMDK4412
+	bool "SMDK4412"
+	select SOC_EXYNOS4412
+	select MACH_SMDK4212
+	help
+	  Machine support for Samsung SMDK4412
+
 endmenu
 
 comment "Configuration for HSMMC bus width"

diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile
@@ -34,7 +34,8 @@ obj-$(CONFIG_MACH_UNIVERSAL_C210)	+= mach-universal_c210.o
 obj-$(CONFIG_MACH_NURI)			+= mach-nuri.o
 obj-$(CONFIG_MACH_ORIGEN)		+= mach-origen.o
 
-obj-$(CONFIG_MACH_SMDK4212)		+= mach-smdk4212.o
+obj-$(CONFIG_MACH_SMDK4212)		+= mach-smdk4x12.o
+obj-$(CONFIG_MACH_SMDK4412)		+= mach-smdk4x12.o
 
 # device support
 

diff --git a/arch/arm/mach-exynos4/clock.c b/arch/arm/mach-exynos4/clock.c
@@ -1149,7 +1149,7 @@ static unsigned long exynos4_fout_apll_get_rate(struct clk *clk)
 	if (soc_is_exynos4210())
 		return s5p_get_pll45xx(xtal_rate, __raw_readl(S5P_APLL_CON0),
 					pll_4508);
-	else if (soc_is_exynos4212())
+	else if (soc_is_exynos4212() || soc_is_exynos4412())
 		return s5p_get_pll35xx(xtal_rate, __raw_readl(S5P_APLL_CON0));
 	else
 		return 0;
@@ -1200,7 +1200,7 @@ void __init_or_cpufreq exynos4_setup_clocks(void)
 		vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
 		vpll = s5p_get_pll46xx(vpllsrc, __raw_readl(S5P_VPLL_CON0),
 					__raw_readl(S5P_VPLL_CON1), pll_4650c);
-	} else if (soc_is_exynos4212()) {
+	} else if (soc_is_exynos4212() || soc_is_exynos4412()) {
 		apll = s5p_get_pll35xx(xtal, __raw_readl(S5P_APLL_CON0));
 		mpll = s5p_get_pll35xx(xtal, __raw_readl(S5P_MPLL_CON0));
 		epll = s5p_get_pll36xx(xtal, __raw_readl(S5P_EPLL_CON0),

diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c
@@ -32,6 +32,8 @@
 #include <mach/regs-irq.h>
 #include <mach/regs-pmu.h>
 
+unsigned int gic_bank_offset __read_mostly;
+
 extern int combiner_init(unsigned int combiner_nr, void __iomem *base,
 			 unsigned int irq_start);
 extern void combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq);
@@ -191,27 +193,34 @@ void __init exynos4_init_clocks(int xtal)
 
 	if (soc_is_exynos4210())
 		exynos4210_register_clocks();
-	else if (soc_is_exynos4212())
+	else if (soc_is_exynos4212() || soc_is_exynos4412())
 		exynos4212_register_clocks();
 
 	exynos4_register_clocks();
 	exynos4_setup_clocks();
 }
 
-static void exynos4_gic_irq_eoi(struct irq_data *d)
+static void exynos4_gic_irq_fix_base(struct irq_data *d)
 {
 	struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d);
 
 	gic_data->cpu_base = S5P_VA_GIC_CPU +
-			    (EXYNOS4_GIC_BANK_OFFSET * smp_processor_id());
+			    (gic_bank_offset * smp_processor_id());
+
+	gic_data->dist_base = S5P_VA_GIC_DIST +
+			    (gic_bank_offset * smp_processor_id());
 }
 
 void __init exynos4_init_irq(void)
 {
 	int irq;
 
-	gic_init(0, IRQ_SPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU);
-	gic_arch_extn.irq_eoi = exynos4_gic_irq_eoi;
+	gic_bank_offset = soc_is_exynos4412() ? 0x4000 : 0x8000;
+
+	gic_init(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU);
+	gic_arch_extn.irq_eoi = exynos4_gic_irq_fix_base;
+	gic_arch_extn.irq_unmask = exynos4_gic_irq_fix_base;
+	gic_arch_extn.irq_mask = exynos4_gic_irq_fix_base;
 
 	for (irq = 0; irq < MAX_COMBINER_NR; irq++) {
 
@@ -250,7 +259,7 @@ static int __init exynos4_l2x0_cache_init(void)
 
 	if (soc_is_exynos4210())
 		__raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL);
-	else if (soc_is_exynos4212())
+	else if (soc_is_exynos4212() || soc_is_exynos4412())
 		__raw_writel(0x120, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL);
 
 	/* L2X0 Prefetch Control */

diff --git a/arch/arm/mach-exynos4/include/mach/entry-macro.S b/arch/arm/mach-exynos4/include/mach/entry-macro.S
@@ -17,12 +17,25 @@
 		.endm
 
 		.macro  get_irqnr_preamble, base, tmp
-		ldr	\base, =gic_cpu_base_addr
+		mov	\tmp, #0
+
+		mrc	p15, 0, \base, c0, c0, 5
+		and	\base, \base, #3
+		cmp	\base, #0
+		beq	1f
+
+		ldr	\tmp, =gic_bank_offset
+		ldr	\tmp, [\tmp]
+		cmp	\base, #1
+		beq	1f
+
+		cmp	\base, #2
+		addeq	\tmp, \tmp, \tmp
+		addne	\tmp, \tmp, \tmp, LSL #1
+
+1:		ldr	\base, =gic_cpu_base_addr
 		ldr	\base, [\base]
-		mrc     p15, 0, \tmp, c0, c0, 5
-		and     \tmp, \tmp, #3
-		cmp     \tmp, #1
-		addeq   \base, \base, #EXYNOS4_GIC_BANK_OFFSET
+		add	\base, \base, \tmp
 		.endm
 
 		.macro  arch_ret_to_user, tmp1, tmp2
@@ -80,4 +93,10 @@
 		/* As above, this assumes that irqstat and base are preserved.. */
 
 		.macro test_for_ltirq, irqnr, irqstat, base, tmp
+		bic	\irqnr, \irqstat, #0x1c00
+		mov	\tmp, #0
+		cmp	\irqnr, #28
+		moveq	\tmp, #1
+		streq	\irqstat, [\base, #GIC_CPU_EOI]
+		cmp	\tmp, #0
 		.endm
diff --git a/arch/arm/mach-exynos4/include/mach/irqs.h b/arch/arm/mach-exynos4/include/mach/irqs.h
@@ -19,6 +19,8 @@
 
 #define IRQ_PPI(x)		S5P_IRQ(x+16)
 
+#define IRQ_MCT_LOCALTIMER	IRQ_PPI(12)
+
 /* SPI: Shared Peripheral Interrupt */
 
 #define IRQ_SPI(x)		S5P_IRQ(x+32)

diff --git a/arch/arm/mach-exynos4/include/mach/map.h b/arch/arm/mach-exynos4/include/mach/map.h
@@ -62,7 +62,6 @@
 
 #define EXYNOS4_PA_GIC_CPU		0x10480000
 #define EXYNOS4_PA_GIC_DIST		0x10490000
-#define EXYNOS4_GIC_BANK_OFFSET		0x8000
 
 #define EXYNOS4_PA_COREPERI		0x10500000
 #define EXYNOS4_PA_TWD			0x10500600

diff --git a/arch/arm/mach-exynos4/include/mach/regs-mct.h b/arch/arm/mach-exynos4/include/mach/regs-mct.h
@@ -31,8 +31,9 @@
 #define EXYNOS4_MCT_G_INT_ENB		EXYNOS4_MCTREG(0x248)
 #define EXYNOS4_MCT_G_WSTAT		EXYNOS4_MCTREG(0x24C)
 
-#define EXYNOS4_MCT_L0_BASE		EXYNOS4_MCTREG(0x300)
-#define EXYNOS4_MCT_L1_BASE		EXYNOS4_MCTREG(0x400)
+#define _EXYNOS4_MCT_L_BASE		EXYNOS4_MCTREG(0x300)
+#define EXYNOS4_MCT_L_BASE(x)		(_EXYNOS4_MCT_L_BASE + (0x100 * x))
+#define EXYNOS4_MCT_L_MASK		(0xffffff00)
 
 #define MCT_L_TCNTB_OFFSET		(0x00)
 #define MCT_L_ICNTB_OFFSET		(0x08)

diff --git a/arch/arm/mach-exynos4/mach-origen.c b/arch/arm/mach-exynos4/mach-origen.c
@@ -100,7 +100,7 @@ static void __init origen_machine_init(void)
 
 MACHINE_START(ORIGEN, "ORIGEN")
 	/* Maintainer: JeongHyeon Kim <jhkim@insignal.co.kr> */
-	.boot_params	= S5P_PA_SDRAM + 0x100,
+	.atag_offset	= 0x100,
 	.init_irq	= exynos4_init_irq,
 	.map_io		= origen_map_io,
 	.init_machine	= origen_machine_init,