ppc: m68k: Move i2c1_clk, i2c2_clk to arch_global_data

Move these fields into arch_global_data and tidy up. This is needed for
both ppc and m68k since they share the i2c driver.

Signed-off-by: Simon Glass <sjg@chromium.org>

12 files changed, 35 insertions, 31 deletions

diff --git a/arch/m68k/cpu/mcf5227x/speed.c b/arch/m68k/cpu/mcf5227x/speed.c
index b94a9ed..c1d5930 100644
--- a/arch/m68k/cpu/mcf5227x/speed.c
+++ b/arch/m68k/cpu/mcf5227x/speed.c
@@ -135,7 +135,7 @@ int get_clocks(void)
 	}
 
 #ifdef CONFIG_FSL_I2C
-	gd->i2c1_clk = gd->bus_clk;
+	gd->arch.i2c1_clk = gd->bus_clk;
 #endif
 
 	return (0);
diff --git a/arch/m68k/cpu/mcf523x/speed.c b/arch/m68k/cpu/mcf523x/speed.c
index e2a6ae3..ae46257 100644
--- a/arch/m68k/cpu/mcf523x/speed.c
+++ b/arch/m68k/cpu/mcf523x/speed.c
@@ -48,7 +48,7 @@ int get_clocks(void)
 	gd->cpu_clk = (gd->bus_clk * 2);
 
 #ifdef CONFIG_FSL_I2C
-	gd->i2c1_clk = gd->bus_clk;
+	gd->arch.i2c1_clk = gd->bus_clk;
 #endif
 
 	return (0);
diff --git a/arch/m68k/cpu/mcf52x2/speed.c b/arch/m68k/cpu/mcf52x2/speed.c
index 70abed2..ba7dbaa 100644
--- a/arch/m68k/cpu/mcf52x2/speed.c
+++ b/arch/m68k/cpu/mcf52x2/speed.c
@@ -91,9 +91,9 @@ int get_clocks (void)
 #endif
 
 #ifdef CONFIG_FSL_I2C
-	gd->i2c1_clk = gd->bus_clk;
+	gd->arch.i2c1_clk = gd->bus_clk;
 #ifdef CONFIG_SYS_I2C2_OFFSET
-	gd->i2c2_clk = gd->bus_clk;
+	gd->arch.i2c2_clk = gd->bus_clk;
 #endif
 #endif
 
diff --git a/arch/m68k/cpu/mcf532x/speed.c b/arch/m68k/cpu/mcf532x/speed.c
index cfdcc8b..8efb451 100644
--- a/arch/m68k/cpu/mcf532x/speed.c
+++ b/arch/m68k/cpu/mcf532x/speed.c
@@ -271,7 +271,7 @@ int get_clocks(void)
 	gd->cpu_clk = (gd->bus_clk * 3);
 
 #ifdef CONFIG_FSL_I2C
-	gd->i2c1_clk = gd->bus_clk;
+	gd->arch.i2c1_clk = gd->bus_clk;
 #endif
 
 	return (0);
diff --git a/arch/m68k/cpu/mcf5445x/speed.c b/arch/m68k/cpu/mcf5445x/speed.c
index 55d1c48..b7dbc65 100644
--- a/arch/m68k/cpu/mcf5445x/speed.c
+++ b/arch/m68k/cpu/mcf5445x/speed.c
@@ -274,7 +274,7 @@ void setup_5445x_clocks(void)
 	}
 
 #ifdef CONFIG_FSL_I2C
-	gd->i2c1_clk = gd->bus_clk;
+	gd->arch.i2c1_clk = gd->bus_clk;
 #endif
 }
 #endif
@@ -290,7 +290,7 @@ int get_clocks(void)
 #endif
 
 #ifdef CONFIG_FSL_I2C
-	gd->i2c1_clk = gd->bus_clk;
+	gd->arch.i2c1_clk = gd->bus_clk;
 #endif
 
 	return (0);
diff --git a/arch/m68k/cpu/mcf547x_8x/speed.c b/arch/m68k/cpu/mcf547x_8x/speed.c
index 31130b5..41aae9d 100644
--- a/arch/m68k/cpu/mcf547x_8x/speed.c
+++ b/arch/m68k/cpu/mcf547x_8x/speed.c
@@ -41,7 +41,7 @@ int get_clocks(void)
 	gd->cpu_clk = (gd->bus_clk * 2);
 
 #ifdef CONFIG_FSL_I2C
-	gd->i2c1_clk = gd->bus_clk;
+	gd->arch.i2c1_clk = gd->bus_clk;
 #endif
 
 	return (0);
diff --git a/arch/m68k/include/asm/global_data.h b/arch/m68k/include/asm/global_data.h
index fd8aacb..d9be8b1 100644
--- a/arch/m68k/include/asm/global_data.h
+++ b/arch/m68k/include/asm/global_data.h
@@ -26,6 +26,10 @@
 
 /* Architecture-specific global data */
 struct arch_global_data {
+#ifdef CONFIG_FSL_I2C
+	unsigned long	i2c1_clk;
+	unsigned long	i2c2_clk;
+#endif
 };
 
 /*
@@ -50,10 +54,6 @@ typedef	struct	global_data {
 	unsigned long	vco_clk;
 	unsigned long	flb_clk;
 #endif
-#ifdef CONFIG_FSL_I2C
-	unsigned long	i2c1_clk;
-	unsigned long	i2c2_clk;
-#endif
 	phys_size_t	ram_size;	/* RAM size */
 	unsigned long	reloc_off;	/* Relocation Offset */
 	unsigned long	reset_status;	/* reset status register at boot	*/
diff --git a/arch/powerpc/cpu/mpc83xx/speed.c b/arch/powerpc/cpu/mpc83xx/speed.c
index 7f98ee8..a40a055 100644
--- a/arch/powerpc/cpu/mpc83xx/speed.c
+++ b/arch/powerpc/cpu/mpc83xx/speed.c
@@ -481,9 +481,9 @@ int get_clocks(void)
 	gd->sdhc_clk = sdhc_clk;
 #endif
 	gd->arch.core_clk = core_clk;
-	gd->i2c1_clk = i2c1_clk;
+	gd->arch.i2c1_clk = i2c1_clk;
 #if !defined(CONFIG_MPC832x)
-	gd->i2c2_clk = i2c2_clk;
+	gd->arch.i2c2_clk = i2c2_clk;
 #endif
 #if !defined(CONFIG_MPC8309)
 	gd->arch.enc_clk = enc_clk;
@@ -558,9 +558,11 @@ static int do_clocks(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	printf("  SEC:                 %-4s MHz\n",
 	       strmhz(buf, gd->arch.enc_clk));
 #endif
-	printf("  I2C1:                %-4s MHz\n", strmhz(buf, gd->i2c1_clk));
+	printf("  I2C1:                %-4s MHz\n",
+	       strmhz(buf, gd->arch.i2c1_clk));
 #if !defined(CONFIG_MPC832x)
-	printf("  I2C2:                %-4s MHz\n", strmhz(buf, gd->i2c2_clk));
+	printf("  I2C2:                %-4s MHz\n",
+	       strmhz(buf, gd->arch.i2c2_clk));
 #endif
 #if defined(CONFIG_MPC8315)
 	printf("  TDM:                 %-4s MHz\n",
diff --git a/arch/powerpc/cpu/mpc85xx/speed.c b/arch/powerpc/cpu/mpc85xx/speed.c
index f3132fb..81c80e7 100644
--- a/arch/powerpc/cpu/mpc85xx/speed.c
+++ b/arch/powerpc/cpu/mpc85xx/speed.c
@@ -406,7 +406,7 @@ int get_clocks (void)
 	 */
 #if defined(CONFIG_MPC8540) || defined(CONFIG_MPC8541) || \
 	defined(CONFIG_MPC8560) || defined(CONFIG_MPC8555)
-	gd->i2c1_clk = sys_info.freqSystemBus;
+	gd->arch.i2c1_clk = sys_info.freqSystemBus;
 #elif defined(CONFIG_MPC8544)
 	/*
 	 * On the 8544, the I2C clock is the same as the SEC clock.  This can be
@@ -416,14 +416,14 @@ int get_clocks (void)
 	 * PORDEVSR2_SEC_CFG bit is 0 on all 85xx boards that are not an 8544.
 	 */
 	if (gur->pordevsr2 & MPC85xx_PORDEVSR2_SEC_CFG)
-		gd->i2c1_clk = sys_info.freqSystemBus / 3;
+		gd->arch.i2c1_clk = sys_info.freqSystemBus / 3;
 	else
-		gd->i2c1_clk = sys_info.freqSystemBus / 2;
+		gd->arch.i2c1_clk = sys_info.freqSystemBus / 2;
 #else
 	/* Most 85xx SOCs use CCB/2, so this is the default behavior. */
-	gd->i2c1_clk = sys_info.freqSystemBus / 2;
+	gd->arch.i2c1_clk = sys_info.freqSystemBus / 2;
 #endif
-	gd->i2c2_clk = gd->i2c1_clk;
+	gd->arch.i2c2_clk = gd->arch.i2c1_clk;
 
 #if defined(CONFIG_FSL_ESDHC)
 #if defined(CONFIG_MPC8569) || defined(CONFIG_P1010) ||\
diff --git a/arch/powerpc/cpu/mpc86xx/speed.c b/arch/powerpc/cpu/mpc86xx/speed.c
index e5798ee..18c1eea 100644
--- a/arch/powerpc/cpu/mpc86xx/speed.c
+++ b/arch/powerpc/cpu/mpc86xx/speed.c
@@ -130,11 +130,11 @@ int get_clocks(void)
 	 * AN2919.
 	 */
 #ifdef CONFIG_MPC8610
-	gd->i2c1_clk = sys_info.freqSystemBus;
+	gd->arch.i2c1_clk = sys_info.freqSystemBus;
 #else
-	gd->i2c1_clk = sys_info.freqSystemBus / 2;
+	gd->arch.i2c1_clk = sys_info.freqSystemBus / 2;
 #endif
-	gd->i2c2_clk = gd->i2c1_clk;
+	gd->arch.i2c2_clk = gd->arch.i2c1_clk;
 
 	if (gd->cpu_clk != 0)
 		return 0;
diff --git a/arch/powerpc/include/asm/global_data.h b/arch/powerpc/include/asm/global_data.h
index d924673..b710f25 100644
--- a/arch/powerpc/include/asm/global_data.h
+++ b/arch/powerpc/include/asm/global_data.h
@@ -80,6 +80,11 @@ struct arch_global_data {
 	u32 lbc_clk;
 	void *cpu;
 #endif /* CONFIG_MPC85xx || CONFIG_MPC86xx */
+#if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
+		defined(CONFIG_MPC86xx)
+	u32 i2c1_clk;
+	u32 i2c2_clk;
+#endif
 };
 
 /*
@@ -102,10 +107,6 @@ typedef	struct	global_data {
 #if defined(CONFIG_FSL_ESDHC)
 	u32 sdhc_clk;
 #endif
-#if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
-	u32 i2c1_clk;
-	u32 i2c2_clk;
-#endif
 #if defined(CONFIG_QE)
 	u32 qe_clk;
 	uint mp_alloc_base;
diff --git a/drivers/i2c/fsl_i2c.c b/drivers/i2c/fsl_i2c.c
index 3cb232f..1c7265d 100644
--- a/drivers/i2c/fsl_i2c.c
+++ b/drivers/i2c/fsl_i2c.c
@@ -217,9 +217,9 @@ static unsigned int set_i2c_bus_speed(const struct fsl_i2c *dev,
 static unsigned int get_i2c_clock(int bus)
 {
 	if (bus)
-		return gd->i2c2_clk;	/* I2C2 clock */
+		return gd->arch.i2c2_clk;	/* I2C2 clock */
 	else
-		return gd->i2c1_clk;	/* I2C1 clock */
+		return gd->arch.i2c1_clk;	/* I2C1 clock */
 }
 
 void
@@ -468,7 +468,8 @@ int i2c_set_bus_num(unsigned int bus)
 
 int i2c_set_bus_speed(unsigned int speed)
 {
-	unsigned int i2c_clk = (i2c_bus_num == 1) ? gd->i2c2_clk : gd->i2c1_clk;
+	unsigned int i2c_clk = (i2c_bus_num == 1)
+			? gd->arch.i2c2_clk : gd->arch.i2c1_clk;
 
 	writeb(0, &i2c_dev[i2c_bus_num]->cr);		/* stop controller */
 	i2c_bus_speed[i2c_bus_num] =