armv7: make gpmc_cfg const

Signed-off-by: Ladislav Michl <ladis@linux-mips.org>
[trini: Adapt am33xx, duovero, omap_zoom1]
Signed-off-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Tom Rini <trini@konsulko.com>

diff --git a/arch/arm/cpu/armv7/omap-common/mem-common.c b/arch/arm/cpu/armv7/omap-common/mem-common.c
index fc4290c3c4e0227443f8a8a5a079d8187aa74681..136a032cd6b4c5634ae73ded950ab2cc25d95ab8 100644 (file)
--- a/arch/arm/cpu/armv7/omap-common/mem-common.c
+++ b/arch/arm/cpu/armv7/omap-common/mem-common.c
@@ -21,7 +21,7 @@
 #include <command.h>
 #include <linux/mtd/omap_gpmc.h>
 
-struct gpmc *gpmc_cfg;
+const struct gpmc *gpmc_cfg = (struct gpmc *)GPMC_BASE;
 
 #if defined(CONFIG_OMAP34XX)
 /********************************************************
@@ -50,8 +50,8 @@ u32 mem_ok(u32 cs)
 }
 #endif
 
-void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
-                       u32 size)
+void enable_gpmc_cs_config(const u32 *gpmc_config, const struct gpmc_cs *cs,
+                               u32 base, u32 size)
 {
        writel(0, &cs->config7);
        sdelay(1000);
@@ -75,8 +75,6 @@ void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
  *****************************************************/
 void gpmc_init(void)
 {
-       /* putting a blanket check on GPMC based on ZeBu for now */
-       gpmc_cfg = (struct gpmc *)GPMC_BASE;
 #if defined(CONFIG_NOR)
 /* configure GPMC for NOR */
        const u32 gpmc_regs[GPMC_MAX_REG] = {   STNOR_GPMC_CONFIG1,

diff --git a/arch/arm/include/asm/arch-am33xx/sys_proto.h b/arch/arm/include/asm/arch-am33xx/sys_proto.h
index 8f573d2d02a4f5a7ac4ca361a1f5362d932f7253..ed1a46c2e71d7477e04b30ee5ca7e440fce095aa 100644 (file)
--- a/arch/arm/include/asm/arch-am33xx/sys_proto.h
+++ b/arch/arm/include/asm/arch-am33xx/sys_proto.h
@@ -25,9 +25,8 @@ void ddr_pll_config(unsigned int ddrpll_M);
 
 void sdelay(unsigned long);
 
-struct gpmc_cs;
 void gpmc_init(void);
-void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
+void enable_gpmc_cs_config(const u32 *gpmc_config, const struct gpmc_cs *cs, u32 base,
                        u32 size);
 void omap_nand_switch_ecc(uint32_t, uint32_t);
 

diff --git a/arch/arm/include/asm/arch-omap3/sys_proto.h b/arch/arm/include/asm/arch-omap3/sys_proto.h
index 1be2b157b8b4d660539e352a1691894427747382..4c5aa992527a148abc34b2ea9ec8c7574a689276 100644 (file)
--- a/arch/arm/include/asm/arch-omap3/sys_proto.h
+++ b/arch/arm/include/asm/arch-omap3/sys_proto.h
@@ -43,8 +43,8 @@ void get_board_mem_timings(struct board_sdrc_timings *timings);
 int identify_nand_chip(int *mfr, int *id);
 void emif4_init(void);
 void gpmc_init(void);
-void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
-                       u32 size);
+void enable_gpmc_cs_config(const u32 *gpmc_config, const struct gpmc_cs *cs,
+                               u32 base, u32 size);
 
 void watchdog_init(void);
 void set_muxconf_regs(void);

diff --git a/board/gumstix/duovero/duovero.c b/board/gumstix/duovero/duovero.c
index 9671c5aa54bc2c38f673fc8c348c3446f90a013a..3786842d365d70b2bbeb311ecf9295a3e71f468d 100644 (file)
--- a/board/gumstix/duovero/duovero.c
+++ b/board/gumstix/duovero/duovero.c
@@ -128,7 +128,7 @@ void board_mmc_power_init(void)
 #define GPMC_BASEADDR_MASK     0x3F
 #define GPMC_CS_ENABLE         0x1
 
-static void enable_gpmc_net_config(const u32 *gpmc_config, struct gpmc_cs *cs,
+static void enable_gpmc_net_config(const u32 *gpmc_config, const struct gpmc_cs *cs,
                u32 base, u32 size)
 {
        writel(0, &cs->config7);

diff --git a/board/logicpd/zoom1/zoom1.c b/board/logicpd/zoom1/zoom1.c
index 982619cd7bc7af4443d8305af462dc8bd9b2e7fc..2821ee22674f78a8afa2971c1cf982aa1255c468 100644 (file)
--- a/board/logicpd/zoom1/zoom1.c
+++ b/board/logicpd/zoom1/zoom1.c
@@ -19,6 +19,7 @@
 #include <ns16550.h>
 #include <netdev.h>
 #include <twl4030.h>
+#include <linux/mtd/omap_gpmc.h>
 #include <asm/io.h>
 #include <asm/arch/mem.h>
 #include <asm/arch/mmc_host_def.h>
@@ -29,10 +30,10 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-/* gpmc_cfg is initialized by gpmc_init and we use it here */
-extern struct gpmc *gpmc_cfg;
-
-/* GPMC definitions for Ethenet Controller LAN9211 */
+/*
+ * gpmc_cfg is initialized by gpmc_init and we use it here.
+ * GPMC definitions for Ethenet Controller LAN9211
+ */
 static const u32 gpmc_lab_enet[] = {
        ZOOM1_ENET_GPMC_CONF1,
        ZOOM1_ENET_GPMC_CONF2,

diff --git a/drivers/mtd/nand/omap_gpmc.c b/drivers/mtd/nand/omap_gpmc.c
index 67f293dcd0169de92b669d83cf7eeeb88b25735c..6e201d68e5135671b9d5c8f4324c1bc34bf89a10 100644 (file)
--- a/drivers/mtd/nand/omap_gpmc.c
+++ b/drivers/mtd/nand/omap_gpmc.c
@@ -264,7 +264,8 @@ static int omap_calculate_ecc(struct mtd_info *mtd, const uint8_t *dat,
 {
        struct nand_chip *chip = mtd_to_nand(mtd);
        struct omap_nand_info *info = nand_get_controller_data(chip);
-       uint32_t *ptr, val = 0;
+       const uint32_t *ptr;
+       uint32_t val = 0;
        int8_t i = 0, j;
 
        switch (info->ecc_scheme) {

diff --git a/include/linux/mtd/omap_gpmc.h b/include/linux/mtd/omap_gpmc.h
index 3a7567435929efcd4281b2b7bc6c27353beb4bfe..f49ea3d4c46b0279e316d4477624bcf5e564a298 100644 (file)
--- a/include/linux/mtd/omap_gpmc.h
+++ b/include/linux/mtd/omap_gpmc.h
@@ -92,6 +92,6 @@ struct gpmc {
 };
 
 /* Used for board specific gpmc initialization */
-extern struct gpmc *gpmc_cfg;
+extern const struct gpmc *gpmc_cfg;
 
 #endif /* __ASM_OMAP_GPMC_H */