Merge branch 'next' of git://git.denx.de/u-boot-mpc83xx

[u-boot] / arch / arm / cpu / armv7 / s5pc1xx / clock.c

diff --git a/arch/arm/cpu/armv7/s5pc1xx/clock.c b/arch/arm/cpu/armv7/s5pc1xx/clock.c
index 19619f92cd96bfbea16322ae7446973e3c64ceda..3da00717f44762c370aaba1acc63fc3d17eafc3d 100644 (file)
--- a/arch/arm/cpu/armv7/s5pc1xx/clock.c
+++ b/arch/arm/cpu/armv7/s5pc1xx/clock.c
@@ -3,23 +3,7 @@
  * Minkyu Kang <mk7.kang@samsung.com>
  * Heungjun Kim <riverful.kim@samsung.com>
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
@@ -38,14 +22,11 @@
 #define CONFIG_SYS_CLK_FREQ_C110       24000000
 #endif
 
-unsigned long (*get_pclk)(void);
-unsigned long (*get_arm_clk)(void);
-unsigned long (*get_pll_clk)(int);
-
 /* s5pc110: return pll clock frequency */
 static unsigned long s5pc100_get_pll_clk(int pllreg)
 {
-       struct s5pc100_clock *clk = (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc100_clock *clk =
+               (struct s5pc100_clock *)samsung_get_base_clock();
        unsigned long r, m, p, s, mask, fout;
        unsigned int freq;
 
@@ -95,7 +76,8 @@ static unsigned long s5pc100_get_pll_clk(int pllreg)
 /* s5pc100: return pll clock frequency */
 static unsigned long s5pc110_get_pll_clk(int pllreg)
 {
-       struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc110_clock *clk =
+               (struct s5pc110_clock *)samsung_get_base_clock();
        unsigned long r, m, p, s, mask, fout;
        unsigned int freq;
 
@@ -151,7 +133,8 @@ static unsigned long s5pc110_get_pll_clk(int pllreg)
 /* s5pc110: return ARM clock frequency */
 static unsigned long s5pc110_get_arm_clk(void)
 {
-       struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc110_clock *clk =
+               (struct s5pc110_clock *)samsung_get_base_clock();
        unsigned long div;
        unsigned long dout_apll, armclk;
        unsigned int apll_ratio;
@@ -170,7 +153,8 @@ static unsigned long s5pc110_get_arm_clk(void)
 /* s5pc100: return ARM clock frequency */
 static unsigned long s5pc100_get_arm_clk(void)
 {
-       struct s5pc100_clock *clk = (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc100_clock *clk =
+               (struct s5pc100_clock *)samsung_get_base_clock();
        unsigned long div;
        unsigned long dout_apll, armclk;
        unsigned int apll_ratio, arm_ratio;
@@ -191,7 +175,8 @@ static unsigned long s5pc100_get_arm_clk(void)
 /* s5pc100: return HCLKD0 frequency */
 static unsigned long get_hclk(void)
 {
-       struct s5pc100_clock *clk = (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc100_clock *clk =
+               (struct s5pc100_clock *)samsung_get_base_clock();
        unsigned long hclkd0;
        uint div, d0_bus_ratio;
 
@@ -207,7 +192,8 @@ static unsigned long get_hclk(void)
 /* s5pc100: return PCLKD1 frequency */
 static unsigned long get_pclkd1(void)
 {
-       struct s5pc100_clock *clk = (struct s5pc100_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc100_clock *clk =
+               (struct s5pc100_clock *)samsung_get_base_clock();
        unsigned long d1_bus, pclkd1;
        uint div, d1_bus_ratio, pclkd1_ratio;
 
@@ -227,7 +213,8 @@ static unsigned long get_pclkd1(void)
 /* s5pc110: return HCLKs frequency */
 static unsigned long get_hclk_sys(int dom)
 {
-       struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc110_clock *clk =
+               (struct s5pc110_clock *)samsung_get_base_clock();
        unsigned long hclk;
        unsigned int div;
        unsigned int offset;
@@ -255,7 +242,8 @@ static unsigned long get_hclk_sys(int dom)
 /* s5pc110: return PCLKs frequency */
 static unsigned long get_pclk_sys(int dom)
 {
-       struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
+       struct s5pc110_clock *clk =
+               (struct s5pc110_clock *)samsung_get_base_clock();
        unsigned long pclk;
        unsigned int div;
        unsigned int offset;
@@ -289,15 +277,51 @@ static unsigned long s5pc100_get_pclk(void)
        return get_pclkd1();
 }
 
-void s5pc1xx_clock_init(void)
+/* s5pc1xx: return uart clock frequency */
+static unsigned long s5pc1xx_get_uart_clk(int dev_index)
 {
-       if (cpu_is_s5pc110()) {
-               get_pll_clk = s5pc110_get_pll_clk;
-               get_arm_clk = s5pc110_get_arm_clk;
-               get_pclk = s5pc110_get_pclk;
-       } else {
-               get_pll_clk = s5pc100_get_pll_clk;
-               get_arm_clk = s5pc100_get_arm_clk;
-               get_pclk = s5pc100_get_pclk;
-       }
+       if (cpu_is_s5pc110())
+               return s5pc110_get_pclk();
+       else
+               return s5pc100_get_pclk();
+}
+
+/* s5pc1xx: return pwm clock frequency */
+static unsigned long s5pc1xx_get_pwm_clk(void)
+{
+       if (cpu_is_s5pc110())
+               return s5pc110_get_pclk();
+       else
+               return s5pc100_get_pclk();
+}
+
+unsigned long get_pll_clk(int pllreg)
+{
+       if (cpu_is_s5pc110())
+               return s5pc110_get_pll_clk(pllreg);
+       else
+               return s5pc100_get_pll_clk(pllreg);
+}
+
+unsigned long get_arm_clk(void)
+{
+       if (cpu_is_s5pc110())
+               return s5pc110_get_arm_clk();
+       else
+               return s5pc100_get_arm_clk();
+}
+
+unsigned long get_pwm_clk(void)
+{
+       return s5pc1xx_get_pwm_clk();
+}
+
+unsigned long get_uart_clk(int dev_index)
+{
+       return s5pc1xx_get_uart_clk(dev_index);
+}
+
+void set_mmc_clk(int dev_index, unsigned int div)
+{
+       /* Do NOTHING */
 }