zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/arch/arm/mach-exynos/dev-sysmmu.c b/ap/os/linux/linux-3.4.x/arch/arm/mach-exynos/dev-sysmmu.c
new file mode 100644
index 0000000..781563f
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/arch/arm/mach-exynos/dev-sysmmu.c
@@ -0,0 +1,233 @@
+/* linux/arch/arm/mach-exynos4/dev-sysmmu.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * EXYNOS4 - System MMU support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/export.h>
+
+#include <mach/map.h>
+#include <mach/irqs.h>
+#include <mach/sysmmu.h>
+#include <plat/s5p-clock.h>
+
+/* These names must be equal to the clock names in mach-exynos4/clock.c */
+const char *sysmmu_ips_name[EXYNOS4_SYSMMU_TOTAL_IPNUM] = {
+ "SYSMMU_MDMA" ,
+ "SYSMMU_SSS" ,
+ "SYSMMU_FIMC0" ,
+ "SYSMMU_FIMC1" ,
+ "SYSMMU_FIMC2" ,
+ "SYSMMU_FIMC3" ,
+ "SYSMMU_JPEG" ,
+ "SYSMMU_FIMD0" ,
+ "SYSMMU_FIMD1" ,
+ "SYSMMU_PCIe" ,
+ "SYSMMU_G2D" ,
+ "SYSMMU_ROTATOR",
+ "SYSMMU_MDMA2" ,
+ "SYSMMU_TV" ,
+ "SYSMMU_MFC_L" ,
+ "SYSMMU_MFC_R" ,
+};
+
+static struct resource exynos4_sysmmu_resource[] = {
+ [0] = {
+ .start = EXYNOS4_PA_SYSMMU_MDMA,
+ .end = EXYNOS4_PA_SYSMMU_MDMA + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_SYSMMU_MDMA0_0,
+ .end = IRQ_SYSMMU_MDMA0_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = EXYNOS4_PA_SYSMMU_SSS,
+ .end = EXYNOS4_PA_SYSMMU_SSS + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [3] = {
+ .start = IRQ_SYSMMU_SSS_0,
+ .end = IRQ_SYSMMU_SSS_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [4] = {
+ .start = EXYNOS4_PA_SYSMMU_FIMC0,
+ .end = EXYNOS4_PA_SYSMMU_FIMC0 + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [5] = {
+ .start = IRQ_SYSMMU_FIMC0_0,
+ .end = IRQ_SYSMMU_FIMC0_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [6] = {
+ .start = EXYNOS4_PA_SYSMMU_FIMC1,
+ .end = EXYNOS4_PA_SYSMMU_FIMC1 + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [7] = {
+ .start = IRQ_SYSMMU_FIMC1_0,
+ .end = IRQ_SYSMMU_FIMC1_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [8] = {
+ .start = EXYNOS4_PA_SYSMMU_FIMC2,
+ .end = EXYNOS4_PA_SYSMMU_FIMC2 + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [9] = {
+ .start = IRQ_SYSMMU_FIMC2_0,
+ .end = IRQ_SYSMMU_FIMC2_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [10] = {
+ .start = EXYNOS4_PA_SYSMMU_FIMC3,
+ .end = EXYNOS4_PA_SYSMMU_FIMC3 + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [11] = {
+ .start = IRQ_SYSMMU_FIMC3_0,
+ .end = IRQ_SYSMMU_FIMC3_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [12] = {
+ .start = EXYNOS4_PA_SYSMMU_JPEG,
+ .end = EXYNOS4_PA_SYSMMU_JPEG + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [13] = {
+ .start = IRQ_SYSMMU_JPEG_0,
+ .end = IRQ_SYSMMU_JPEG_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [14] = {
+ .start = EXYNOS4_PA_SYSMMU_FIMD0,
+ .end = EXYNOS4_PA_SYSMMU_FIMD0 + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [15] = {
+ .start = IRQ_SYSMMU_LCD0_M0_0,
+ .end = IRQ_SYSMMU_LCD0_M0_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [16] = {
+ .start = EXYNOS4_PA_SYSMMU_FIMD1,
+ .end = EXYNOS4_PA_SYSMMU_FIMD1 + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [17] = {
+ .start = IRQ_SYSMMU_LCD1_M1_0,
+ .end = IRQ_SYSMMU_LCD1_M1_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [18] = {
+ .start = EXYNOS4_PA_SYSMMU_PCIe,
+ .end = EXYNOS4_PA_SYSMMU_PCIe + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [19] = {
+ .start = IRQ_SYSMMU_PCIE_0,
+ .end = IRQ_SYSMMU_PCIE_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [20] = {
+ .start = EXYNOS4_PA_SYSMMU_G2D,
+ .end = EXYNOS4_PA_SYSMMU_G2D + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [21] = {
+ .start = IRQ_SYSMMU_2D_0,
+ .end = IRQ_SYSMMU_2D_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [22] = {
+ .start = EXYNOS4_PA_SYSMMU_ROTATOR,
+ .end = EXYNOS4_PA_SYSMMU_ROTATOR + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [23] = {
+ .start = IRQ_SYSMMU_ROTATOR_0,
+ .end = IRQ_SYSMMU_ROTATOR_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [24] = {
+ .start = EXYNOS4_PA_SYSMMU_MDMA2,
+ .end = EXYNOS4_PA_SYSMMU_MDMA2 + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [25] = {
+ .start = IRQ_SYSMMU_MDMA1_0,
+ .end = IRQ_SYSMMU_MDMA1_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [26] = {
+ .start = EXYNOS4_PA_SYSMMU_TV,
+ .end = EXYNOS4_PA_SYSMMU_TV + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [27] = {
+ .start = IRQ_SYSMMU_TV_M0_0,
+ .end = IRQ_SYSMMU_TV_M0_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [28] = {
+ .start = EXYNOS4_PA_SYSMMU_MFC_L,
+ .end = EXYNOS4_PA_SYSMMU_MFC_L + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [29] = {
+ .start = IRQ_SYSMMU_MFC_M0_0,
+ .end = IRQ_SYSMMU_MFC_M0_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [30] = {
+ .start = EXYNOS4_PA_SYSMMU_MFC_R,
+ .end = EXYNOS4_PA_SYSMMU_MFC_R + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [31] = {
+ .start = IRQ_SYSMMU_MFC_M1_0,
+ .end = IRQ_SYSMMU_MFC_M1_0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device exynos4_device_sysmmu = {
+ .name = "s5p-sysmmu",
+ .id = 32,
+ .num_resources = ARRAY_SIZE(exynos4_sysmmu_resource),
+ .resource = exynos4_sysmmu_resource,
+};
+EXPORT_SYMBOL(exynos4_device_sysmmu);
+
+static struct clk *sysmmu_clk[S5P_SYSMMU_TOTAL_IPNUM];
+void sysmmu_clk_init(struct device *dev, sysmmu_ips ips)
+{
+ sysmmu_clk[ips] = clk_get(dev, sysmmu_ips_name[ips]);
+ if (IS_ERR(sysmmu_clk[ips]))
+ sysmmu_clk[ips] = NULL;
+ else
+ clk_put(sysmmu_clk[ips]);
+}
+
+void sysmmu_clk_enable(sysmmu_ips ips)
+{
+ if (sysmmu_clk[ips])
+ clk_enable(sysmmu_clk[ips]);
+}
+
+void sysmmu_clk_disable(sysmmu_ips ips)
+{
+ if (sysmmu_clk[ips])
+ clk_disable(sysmmu_clk[ips]);
+}