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authorColin Cross <ccross@android.com>2011-02-13 02:52:56 +0300
committerColin Cross <ccross@android.com>2011-02-21 11:10:10 +0300
commit3ec349fbf1e88e84d4dffc54b6cb32129a32b7b0 (patch)
tree53fb620a736e87c4eea09986ec3eb716a87650a5 /arch
parent41cfe3676d0f4f07ba79d4f64a21450ab02d22cd (diff)
downloadlinux-3ec349fbf1e88e84d4dffc54b6cb32129a32b7b0.tar.xz
ARM: tegra: clock: Rearrange static clock tables
Make the static clocks look more like the array of clocks so they can all be initalized with the same helper function. Acked-by: Olof Johansson <olof@lixom.net> Signed-off-by: Colin Cross <ccross@android.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-tegra/tegra2_clocks.c106
1 files changed, 51 insertions, 55 deletions
diff --git a/arch/arm/mach-tegra/tegra2_clocks.c b/arch/arm/mach-tegra/tegra2_clocks.c
index d0b759023582..a36bda93112a 100644
--- a/arch/arm/mach-tegra/tegra2_clocks.c
+++ b/arch/arm/mach-tegra/tegra2_clocks.c
@@ -1775,7 +1775,7 @@ static struct clk_mux_sel mux_pclk[] = {
.max_rate = _max, \
}
-struct clk tegra_periph_clks[] = {
+struct clk tegra_list_clks[] = {
PERIPH_CLK("apbdma", "tegra-dma", NULL, 34, 0, 108000000, mux_pclk, 0),
PERIPH_CLK("rtc", "rtc-tegra", NULL, 4, 0, 32768, mux_clk_32k, PERIPH_NO_RESET),
PERIPH_CLK("timer", "timer", NULL, 5, 0, 26000000, mux_clk_m, 0),
@@ -1885,71 +1885,67 @@ struct clk_duplicate tegra_clk_duplicates[] = {
.clk = ck, \
}
-struct clk_lookup tegra_clk_lookups[] = {
- /* external root sources */
- CLK(NULL, "32k_clk", &tegra_clk_32k),
- CLK(NULL, "pll_s", &tegra_pll_s),
- CLK(NULL, "clk_m", &tegra_clk_m),
- CLK(NULL, "pll_m", &tegra_pll_m),
- CLK(NULL, "pll_m_out1", &tegra_pll_m_out1),
- CLK(NULL, "pll_c", &tegra_pll_c),
- CLK(NULL, "pll_c_out1", &tegra_pll_c_out1),
- CLK(NULL, "pll_p", &tegra_pll_p),
- CLK(NULL, "pll_p_out1", &tegra_pll_p_out1),
- CLK(NULL, "pll_p_out2", &tegra_pll_p_out2),
- CLK(NULL, "pll_p_out3", &tegra_pll_p_out3),
- CLK(NULL, "pll_p_out4", &tegra_pll_p_out4),
- CLK(NULL, "pll_a", &tegra_pll_a),
- CLK(NULL, "pll_a_out0", &tegra_pll_a_out0),
- CLK(NULL, "pll_d", &tegra_pll_d),
- CLK(NULL, "pll_d_out0", &tegra_pll_d_out0),
- CLK(NULL, "pll_u", &tegra_pll_u),
- CLK(NULL, "pll_x", &tegra_pll_x),
- CLK(NULL, "pll_e", &tegra_pll_e),
- CLK(NULL, "cclk", &tegra_clk_cclk),
- CLK(NULL, "sclk", &tegra_clk_sclk),
- CLK(NULL, "hclk", &tegra_clk_hclk),
- CLK(NULL, "pclk", &tegra_clk_pclk),
- CLK(NULL, "clk_d", &tegra_clk_d),
- CLK(NULL, "clk_dev1", &tegra_dev1_clk),
- CLK(NULL, "clk_dev2", &tegra_dev2_clk),
- CLK(NULL, "cpu", &tegra_clk_virtual_cpu),
- CLK(NULL, "blink", &tegra_clk_blink),
-};
+struct clk *tegra_ptr_clks[] = {
+ &tegra_clk_32k,
+ &tegra_pll_s,
+ &tegra_clk_m,
+ &tegra_pll_m,
+ &tegra_pll_m_out1,
+ &tegra_pll_c,
+ &tegra_pll_c_out1,
+ &tegra_pll_p,
+ &tegra_pll_p_out1,
+ &tegra_pll_p_out2,
+ &tegra_pll_p_out3,
+ &tegra_pll_p_out4,
+ &tegra_pll_a,
+ &tegra_pll_a_out0,
+ &tegra_pll_d,
+ &tegra_pll_d_out0,
+ &tegra_pll_u,
+ &tegra_pll_x,
+ &tegra_pll_e,
+ &tegra_clk_cclk,
+ &tegra_clk_sclk,
+ &tegra_clk_hclk,
+ &tegra_clk_pclk,
+ &tegra_clk_d,
+ &tegra_dev1_clk,
+ &tegra_dev2_clk,
+ &tegra_clk_virtual_cpu,
+ &tegra_clk_blink,
+};
+
+static void tegra2_init_one_clock(struct clk *c)
+{
+ clk_init(c);
+ if (!c->lookup.dev_id && !c->lookup.con_id)
+ c->lookup.con_id = c->name;
+ c->lookup.clk = c;
+ clkdev_add(&c->lookup);
+}
void __init tegra2_init_clocks(void)
{
int i;
- struct clk_lookup *cl;
struct clk *c;
- struct clk_duplicate *cd;
-
- for (i = 0; i < ARRAY_SIZE(tegra_clk_lookups); i++) {
- cl = &tegra_clk_lookups[i];
- clk_init(cl->clk);
- clkdev_add(cl);
- }
- for (i = 0; i < ARRAY_SIZE(tegra_periph_clks); i++) {
- c = &tegra_periph_clks[i];
- cl = &c->lookup;
- cl->clk = c;
+ for (i = 0; i < ARRAY_SIZE(tegra_ptr_clks); i++)
+ tegra2_init_one_clock(tegra_ptr_clks[i]);
- clk_init(cl->clk);
- clkdev_add(cl);
- }
+ for (i = 0; i < ARRAY_SIZE(tegra_list_clks); i++)
+ tegra2_init_one_clock(&tegra_list_clks[i]);
for (i = 0; i < ARRAY_SIZE(tegra_clk_duplicates); i++) {
- cd = &tegra_clk_duplicates[i];
- c = tegra_get_clock_by_name(cd->name);
- if (c) {
- cl = &cd->lookup;
- cl->clk = c;
- clkdev_add(cl);
- } else {
+ c = tegra_get_clock_by_name(tegra_clk_duplicates[i].name);
+ if (!c) {
pr_err("%s: Unknown duplicate clock %s\n", __func__,
- cd->name);
+ tegra_clk_duplicates[i].name);
+ continue;
}
+
+ tegra_clk_duplicates[i].lookup.clk = c;
+ clkdev_add(&tegra_clk_duplicates[i].lookup);
}
init_audio_sync_clock_mux();