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Diffstat (limited to 'arch/arm/plat-s3c64xx/s3c6400-clock.c')
-rw-r--r--arch/arm/plat-s3c64xx/s3c6400-clock.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c
index 8d9a0cada668..05b17528041e 100644
--- a/arch/arm/plat-s3c64xx/s3c6400-clock.c
+++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c
@@ -36,7 +36,7 @@
36 * ext_xtal_mux for want of an actual name from the manual. 36 * ext_xtal_mux for want of an actual name from the manual.
37*/ 37*/
38 38
39struct clk clk_ext_xtal_mux = { 39static struct clk clk_ext_xtal_mux = {
40 .name = "ext_xtal", 40 .name = "ext_xtal",
41 .id = -1, 41 .id = -1,
42}; 42};
@@ -63,7 +63,7 @@ struct clksrc_clk {
63 void __iomem *reg_divider; 63 void __iomem *reg_divider;
64}; 64};
65 65
66struct clk clk_fout_apll = { 66static struct clk clk_fout_apll = {
67 .name = "fout_apll", 67 .name = "fout_apll",
68 .id = -1, 68 .id = -1,
69}; 69};
@@ -78,7 +78,7 @@ static struct clk_sources clk_src_apll = {
78 .nr_sources = ARRAY_SIZE(clk_src_apll_list), 78 .nr_sources = ARRAY_SIZE(clk_src_apll_list),
79}; 79};
80 80
81struct clksrc_clk clk_mout_apll = { 81static struct clksrc_clk clk_mout_apll = {
82 .clk = { 82 .clk = {
83 .name = "mout_apll", 83 .name = "mout_apll",
84 .id = -1, 84 .id = -1,
@@ -88,7 +88,7 @@ struct clksrc_clk clk_mout_apll = {
88 .sources = &clk_src_apll, 88 .sources = &clk_src_apll,
89}; 89};
90 90
91struct clk clk_fout_epll = { 91static struct clk clk_fout_epll = {
92 .name = "fout_epll", 92 .name = "fout_epll",
93 .id = -1, 93 .id = -1,
94}; 94};
@@ -103,7 +103,7 @@ static struct clk_sources clk_src_epll = {
103 .nr_sources = ARRAY_SIZE(clk_src_epll_list), 103 .nr_sources = ARRAY_SIZE(clk_src_epll_list),
104}; 104};
105 105
106struct clksrc_clk clk_mout_epll = { 106static struct clksrc_clk clk_mout_epll = {
107 .clk = { 107 .clk = {
108 .name = "mout_epll", 108 .name = "mout_epll",
109 .id = -1, 109 .id = -1,
@@ -123,7 +123,7 @@ static struct clk_sources clk_src_mpll = {
123 .nr_sources = ARRAY_SIZE(clk_src_mpll_list), 123 .nr_sources = ARRAY_SIZE(clk_src_mpll_list),
124}; 124};
125 125
126struct clksrc_clk clk_mout_mpll = { 126static struct clksrc_clk clk_mout_mpll = {
127 .clk = { 127 .clk = {
128 .name = "mout_mpll", 128 .name = "mout_mpll",
129 .id = -1, 129 .id = -1,
@@ -145,7 +145,7 @@ static unsigned long s3c64xx_clk_doutmpll_get_rate(struct clk *clk)
145 return rate; 145 return rate;
146} 146}
147 147
148struct clk clk_dout_mpll = { 148static struct clk clk_dout_mpll = {
149 .name = "dout_mpll", 149 .name = "dout_mpll",
150 .id = -1, 150 .id = -1,
151 .parent = &clk_mout_mpll.clk, 151 .parent = &clk_mout_mpll.clk,
@@ -189,10 +189,10 @@ static struct clk_sources clkset_uart = {
189}; 189};
190 190
191static struct clk *clkset_uhost_list[] = { 191static struct clk *clkset_uhost_list[] = {
192 &clk_48m,
192 &clk_mout_epll.clk, 193 &clk_mout_epll.clk,
193 &clk_dout_mpll, 194 &clk_dout_mpll,
194 &clk_fin_epll, 195 &clk_fin_epll,
195 &clk_48m,
196}; 196};
197 197
198static struct clk_sources clkset_uhost = { 198static struct clk_sources clkset_uhost = {
@@ -239,10 +239,12 @@ static int s3c64xx_setrate_clksrc(struct clk *clk, unsigned long rate)
239 239
240 rate = clk_round_rate(clk, rate); 240 rate = clk_round_rate(clk, rate);
241 div = clk_get_rate(clk->parent) / rate; 241 div = clk_get_rate(clk->parent) / rate;
242 if (div > 16)
243 return -EINVAL;
242 244
243 val = __raw_readl(reg); 245 val = __raw_readl(reg);
244 val &= ~sclk->mask; 246 val &= ~(0xf << sclk->shift);
245 val |= (rate - 1) << sclk->shift; 247 val |= (div - 1) << sclk->shift;
246 __raw_writel(val, reg); 248 __raw_writel(val, reg);
247 249
248 return 0; 250 return 0;
@@ -351,7 +353,7 @@ static struct clksrc_clk clk_mmc2 = {
351 353
352static struct clksrc_clk clk_usbhost = { 354static struct clksrc_clk clk_usbhost = {
353 .clk = { 355 .clk = {
354 .name = "usb-host-bus", 356 .name = "usb-bus-host",
355 .id = -1, 357 .id = -1,
356 .ctrlbit = S3C_CLKCON_SCLK_UHOST, 358 .ctrlbit = S3C_CLKCON_SCLK_UHOST,
357 .enable = s3c64xx_sclk_ctrl, 359 .enable = s3c64xx_sclk_ctrl,