From: Guo Zeng <[email protected]> this patch merges lots of discrete dividers, divider tables and dto into arrays, then drops lots of codes.
Signed-off-by: Guo Zeng <[email protected]> Signed-off-by: Barry Song <[email protected]> --- -v2: fix some checkpatch issues drivers/clk/sirf/clk-atlas7.c | 221 +++++++++++------------------------------- 1 file changed, 55 insertions(+), 166 deletions(-) diff --git a/drivers/clk/sirf/clk-atlas7.c b/drivers/clk/sirf/clk-atlas7.c index 957aae6..2289b20 100644 --- a/drivers/clk/sirf/clk-atlas7.c +++ b/drivers/clk/sirf/clk-atlas7.c @@ -211,6 +211,8 @@ #define SIRFSOC_NOC_CLK_SLVRDY_CLR 0x02EC #define SIRFSOC_NOC_CLK_IDLE_STATUS 0x02F4 +#define SIRFSOC_DIVIDOR_TYPE_TABLE 0x1 + struct clk_pll { struct clk_hw hw; u16 regofs; /* register offset */ @@ -653,6 +655,12 @@ static struct clk_dto clk_disp1_dto = { }, }; +static struct clk_dto *dto_list[] __initdata = { + &clk_audio_dto, + &clk_disp0_dto, + &clk_disp1_dto, +}; + static struct atlas7_div_init_data divider_list[] __initdata = { /* div_name, parent_name, gate_name, clk_flag, divider_flag, gate_flag, div_offset, shift, wdith, gate_offset, bit_enable, lock */ { "sys0pll_qa1", "sys0pll_fixdiv", "sys0pll_a1", 0, 0, 0, SIRFSOC_CLKC_USBPHY_CLKDIV_CFG, 0, 6, SIRFSOC_CLKC_USBPHY_CLKDIV_ENA, 0, &usbphy_div_lock }, @@ -719,6 +727,24 @@ static struct atlas7_div_init_data divider_list[] __initdata = { { "sys2pll_qa20", "sys2pll_fixdiv", "sys2pll_a20", 0, 0, 0, SIRFSOC_CLKC_SHARED_DIVIDER_CFG0, 0, 6, SIRFSOC_CLKC_SHARED_DIVIDER_ENA, 0, &share_div_lock }, { "sys1pll_qa17", "sys1pll_fixdiv", "sys1pll_a17", 0, 0, CLK_IGNORE_UNUSED, SIRFSOC_CLKC_SHARED_DIVIDER_CFG1, 8, 6, SIRFSOC_CLKC_SHARED_DIVIDER_ENA, 20, &share_div_lock }, { "sys0pll_qa20", "sys0pll_fixdiv", "sys0pll_a20", 0, 0, 0, SIRFSOC_CLKC_SHARED_DIVIDER_CFG1, 0, 6, SIRFSOC_CLKC_SHARED_DIVIDER_ENA, 16, &share_div_lock }, + { "sys0pll_div1", "sys0pll_vco", "sys0pll_clk1", 1, 0, 0, SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 0, 3, SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 12, &sys0pll_ctrl1_lock }, + { "sys0pll_div2", "sys0pll_vco", "sys0pll_clk2", 1, 0, 0, SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 4, 3, SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 13, &sys0pll_ctrl1_lock }, + { "sys0pll_div3", "sys0pll_vco", "sys0pll_clk3", 1, 0, 0, SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 8, 3, SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 14, &sys0pll_ctrl1_lock }, + { "sys1pll_div1", "sys1pll_vco", "sys1pll_clk1", 1, 0, 0, SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 0, 3, SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 12, &sys1pll_ctrl1_lock }, + { "sys1pll_div2", "sys1pll_vco", "sys1pll_clk2", 1, 0, 0, SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 4, 3, SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 13, &sys1pll_ctrl1_lock }, + { "sys1pll_div3", "sys1pll_vco", "sys1pll_clk3", 1, 0, 0, SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 8, 3, SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 14, &sys1pll_ctrl1_lock }, + { "sys2pll_div1", "sys2pll_vco", "sys2pll_clk1", 1, 0, 0, SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 0, 3, SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 12, &sys2pll_ctrl1_lock }, + { "sys2pll_div2", "sys2pll_vco", "sys2pll_clk2", 1, 0, 0, SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 4, 3, SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 13, &sys2pll_ctrl1_lock }, + { "sys2pll_div3", "sys2pll_vco", "sys2pll_clk3", 1, 0, 0, SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 8, 3, SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 14, &sys2pll_ctrl1_lock }, + { "sys3pll_div1", "sys3pll_vco", "sys3pll_clk1", 1, 0, 0, SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 0, 3, SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 12, &sys3pll_ctrl1_lock }, + { "sys3pll_div2", "sys3pll_vco", "sys3pll_clk2", 1, 0, 0, SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 4, 3, SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 13, &sys3pll_ctrl1_lock }, + { "sys3pll_div3", "sys3pll_vco", "sys3pll_clk3", 1, 0, 0, SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 8, 3, SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 14, &sys3pll_ctrl1_lock }, + { "cpupll_div1", "cpupll_vco", "cpupll_clk1", 1, 0, 0, SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 0, 3, SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 12, &cpupll_ctrl1_lock }, + { "cpupll_div2", "cpupll_vco", "cpupll_clk2", 1, 0, 0, SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 4, 3, SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 13, &cpupll_ctrl1_lock }, + { "cpupll_div3", "cpupll_vco", "cpupll_clk3", 1, 0, 0, SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 8, 3, SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 14, &cpupll_ctrl1_lock }, + { "mempll_div1", "mempll_vco", "mempll_clk1", 1, 0, 0, SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 0, 3, SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 12, &mempll_ctrl1_lock }, + { "mempll_div2", "mempll_vco", "mempll_clk2", 1, 0, 0, SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 4, 3, SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 13, &mempll_ctrl1_lock }, + { "mempll_div3", "mempll_vco", "mempll_clk3", 1, 0, 0, SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 8, 3, SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 14, &mempll_ctrl1_lock }, }; static const char * const i2s_clk_parents[] = { @@ -1199,7 +1225,8 @@ static struct atlas7_unit_init_data unit_list[] __initdata = { { 141, "thcgum_sys", "sys_mux", 0, SIRFSOC_CLKC_LEAF_CLK_EN0_SET, 3, 0, 0, &leaf0_gate_lock }, }; -static struct clk *atlas7_clks[ARRAY_SIZE(unit_list) + ARRAY_SIZE(mux_list)]; +static struct clk *atlas7_clks[ARRAY_SIZE(unit_list) + ARRAY_SIZE(mux_list) + + ARRAY_SIZE(divider_list) + ARRAY_SIZE(dto_list)]; static int unit_clk_is_enabled(struct clk_hw *hw) { @@ -1461,88 +1488,14 @@ static void __init atlas7_clk_init(struct device_node *np) clk = clk_register(NULL, &clk_sys3pll.hw); BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "cpupll_div1", "cpupll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 0, 3, 0, - pll_div_table, &cpupll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "cpupll_div2", "cpupll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 4, 3, 0, - pll_div_table, &cpupll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "cpupll_div3", "cpupll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_CPUPLL_AB_CTRL1, 8, 3, 0, - pll_div_table, &cpupll_ctrl1_lock); - BUG_ON(!clk); - - clk = clk_register_divider_table(NULL, "mempll_div1", "mempll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 0, 3, 0, - pll_div_table, &mempll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "mempll_div2", "mempll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 4, 3, 0, - pll_div_table, &mempll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "mempll_div3", "mempll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_MEMPLL_AB_CTRL1, 8, 3, 0, - pll_div_table, &mempll_ctrl1_lock); - BUG_ON(!clk); - - clk = clk_register_divider_table(NULL, "sys0pll_div1", "sys0pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 0, 3, 0, - pll_div_table, &sys0pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "sys0pll_div2", "sys0pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 4, 3, 0, - pll_div_table, &sys0pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "sys0pll_div3", "sys0pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, 8, 3, 0, - pll_div_table, &sys0pll_ctrl1_lock); - BUG_ON(!clk); clk = clk_register_fixed_factor(NULL, "sys0pll_fixdiv", "sys0pll_vco", CLK_SET_RATE_PARENT, 1, 2); - - clk = clk_register_divider_table(NULL, "sys1pll_div1", "sys1pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 0, 3, 0, - pll_div_table, &sys1pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "sys1pll_div2", "sys1pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 4, 3, 0, - pll_div_table, &sys1pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "sys1pll_div3", "sys1pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, 8, 3, 0, - pll_div_table, &sys1pll_ctrl1_lock); BUG_ON(!clk); clk = clk_register_fixed_factor(NULL, "sys1pll_fixdiv", "sys1pll_vco", CLK_SET_RATE_PARENT, 1, 2); - - clk = clk_register_divider_table(NULL, "sys2pll_div1", "sys2pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 0, 3, 0, - pll_div_table, &sys2pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "sys2pll_div2", "sys2pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 4, 3, 0, - pll_div_table, &sys2pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "sys2pll_div3", "sys2pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, 8, 3, 0, - pll_div_table, &sys2pll_ctrl1_lock); BUG_ON(!clk); clk = clk_register_fixed_factor(NULL, "sys2pll_fixdiv", "sys2pll_vco", CLK_SET_RATE_PARENT, 1, 2); - - clk = clk_register_divider_table(NULL, "sys3pll_div1", "sys3pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 0, 3, 0, - pll_div_table, &sys3pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "sys3pll_div2", "sys3pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 4, 3, 0, - pll_div_table, &sys3pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_divider_table(NULL, "sys3pll_div3", "sys3pll_vco", 0, - sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, 8, 3, 0, - pll_div_table, &sys3pll_ctrl1_lock); BUG_ON(!clk); clk = clk_register_fixed_factor(NULL, "sys3pll_fixdiv", "sys3pll_vco", CLK_SET_RATE_PARENT, 1, 2); @@ -1552,104 +1505,37 @@ static void __init atlas7_clk_init(struct device_node *np) CLK_SET_RATE_PARENT, 1, 4); BUG_ON(!clk); - clk = clk_register_gate(NULL, "cpupll_clk1", "cpupll_div1", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_CPUPLL_AB_CTRL1, - 12, 0, &cpupll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "cpupll_clk2", "cpupll_div2", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_CPUPLL_AB_CTRL1, - 13, 0, &cpupll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "cpupll_clk3", "cpupll_div3", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_CPUPLL_AB_CTRL1, - 14, 0, &cpupll_ctrl1_lock); - BUG_ON(!clk); - - clk = clk_register_gate(NULL, "mempll_clk1", "mempll_div1", - CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, - sirfsoc_clk_vbase + SIRFSOC_CLKC_MEMPLL_AB_CTRL1, - 12, 0, &mempll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "mempll_clk2", "mempll_div2", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_MEMPLL_AB_CTRL1, - 13, 0, &mempll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "mempll_clk3", "mempll_div3", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_MEMPLL_AB_CTRL1, - 14, 0, &mempll_ctrl1_lock); - BUG_ON(!clk); - - clk = clk_register_gate(NULL, "sys0pll_clk1", "sys0pll_div1", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, - 12, 0, &sys0pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys0pll_clk2", "sys0pll_div2", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, - 13, 0, &sys0pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys0pll_clk3", "sys0pll_div3", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS0PLL_AB_CTRL1, - 14, 0, &sys0pll_ctrl1_lock); - BUG_ON(!clk); - - clk = clk_register_gate(NULL, "sys1pll_clk1", "sys1pll_div1", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, - 12, 0, &sys1pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys1pll_clk2", "sys1pll_div2", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, - 13, 0, &sys1pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys1pll_clk3", "sys1pll_div3", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS1PLL_AB_CTRL1, - 14, 0, &sys1pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys2pll_clk1", "sys2pll_div1", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, - 12, 0, &sys2pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys2pll_clk2", "sys2pll_div2", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, - 13, 0, &sys2pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys2pll_clk3", "sys2pll_div3", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS2PLL_AB_CTRL1, - 14, 0, &sys2pll_ctrl1_lock); - BUG_ON(!clk); - - clk = clk_register_gate(NULL, "sys3pll_clk1", "sys3pll_div1", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, - 12, 0, &sys3pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys3pll_clk2", "sys3pll_div2", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, - 13, 0, &sys3pll_ctrl1_lock); - BUG_ON(!clk); - clk = clk_register_gate(NULL, "sys3pll_clk3", "sys3pll_div3", - CLK_SET_RATE_PARENT, sirfsoc_clk_vbase + SIRFSOC_CLKC_SYS3PLL_AB_CTRL1, - 14, 0, &sys3pll_ctrl1_lock); - BUG_ON(!clk); - - clk = clk_register(NULL, &clk_audio_dto.hw); - BUG_ON(!clk); - - clk = clk_register(NULL, &clk_disp0_dto.hw); - BUG_ON(!clk); + for (i = 0; i < ARRAY_SIZE(dto_list); i++) { + clk = clk_register(NULL, &dto_list[i]->hw); + BUG_ON(!clk); - clk = clk_register(NULL, &clk_disp1_dto.hw); - BUG_ON(!clk); + atlas7_clks[ARRAY_SIZE(unit_list) + ARRAY_SIZE(mux_list) + + ARRAY_SIZE(divider_list) + i] = clk; + } for (i = 0; i < ARRAY_SIZE(divider_list); i++) { div = ÷r_list[i]; - clk = clk_register_divider(NULL, div->div_name, - div->parent_name, div->divider_flags, sirfsoc_clk_vbase + div->div_offset, - div->shift, div->width, 0, div->lock); + if (div->flags == SIRFSOC_DIVIDOR_TYPE_TABLE) + clk = clk_register_divider_table(NULL, div->div_name, + div->parent_name, div->divider_flags, + sirfsoc_clk_vbase + div->div_offset, + div->shift, div->width, 0, pll_div_table, + div->lock); + else + clk = clk_register_divider(NULL, div->div_name, + div->parent_name, div->divider_flags, + sirfsoc_clk_vbase + div->div_offset, + div->shift, div->width, 0, div->lock); BUG_ON(!clk); + clk = clk_register_gate(NULL, div->gate_name, div->div_name, div->gate_flags, sirfsoc_clk_vbase + div->gate_offset, div->gate_bit, 0, div->lock); BUG_ON(!clk); + + atlas7_clks[ARRAY_SIZE(unit_list) + + ARRAY_SIZE(mux_list) + i] = clk; } /* ignore selector status register check */ for (i = 0; i < ARRAY_SIZE(mux_list); i++) { @@ -1665,13 +1551,16 @@ static void __init atlas7_clk_init(struct device_node *np) for (i = 0; i < ARRAY_SIZE(unit_list); i++) { unit = &unit_list[i]; - atlas7_clks[i] = atlas7_unit_clk_register(NULL, unit->unit_name, unit->parent_name, - unit->flags, unit->regofs, unit->bit, unit->type, unit->idle_bit, unit->lock); + atlas7_clks[i] = atlas7_unit_clk_register(NULL, unit->unit_name, + unit->parent_name, unit->flags, unit->regofs, + unit->bit, unit->type, unit->idle_bit, + unit->lock); BUG_ON(!atlas7_clks[i]); } clk_data.clks = atlas7_clks; - clk_data.clk_num = ARRAY_SIZE(unit_list) + ARRAY_SIZE(mux_list); + clk_data.clk_num = ARRAY_SIZE(unit_list) + ARRAY_SIZE(mux_list) + + ARRAY_SIZE(divider_list) + ARRAY_SIZE(dto_list); ret = of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); BUG_ON(ret); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-clk" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
