Hi Chanwoo, On Tuesday 02 December 2014 02:19 PM, Chanwoo Choi wrote:
This patch adds the mux/divider/gate clock fo CMU_MIF domain which includes
nit: %s/fo/of
the clocks for DMC(DRAM memory controller) and CCI(Cache Coherent Interconnect). The CMU_MIF domain provides the source clocks for CMU_DISP/CMU_BUS2. Cc: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx> Cc: Tomasz Figa <tomasz.figa@xxxxxxxxx> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx> Acked-by: Inki Dae <inki.dae@xxxxxxxxxxx> Acked-by: Geunsik Lim <geunsik.lim@xxxxxxxxxxx> --- drivers/clk/samsung/clk-exynos5433.c | 590 +++++++++++++++++++++++++++++++++ include/dt-bindings/clock/exynos5433.h | 190 ++++++++++- 2 files changed, 779 insertions(+), 1 deletion(-)
[snip]
static struct samsung_pll_clock mif_pll_clks[] __initdata = { @@ -768,9 +888,479 @@ static struct samsung_pll_clock mif_pll_clks[] __initdata = { MFC_PLL_LOCK, MFC_PLL_CON0, exynos5443_pll_rates), }; +/* list of all parent clock list */ +PNAME(mout_mfc_pll_div2_p) = { "mout_mfc_pll", "dout_mfc_pll", }; +PNAME(mout_bus_pll_div2_p) = { "mout_bus_pll", "dout_bus_pll", }; +PNAME(mout_mem1_pll_div2_p) = { "mout_mem1_pll", "dout_mem1_pll", }; +PNAME(mout_mem0_pll_div2_p) = { "mout_mem0_pll", "dout_mem0_pll", }; +PNAME(mout_mfc_pll_p) = { "fin_pll", "fout_mfc_pll", }; +PNAME(mout_bus_pll_p) = { "fin_pll", "fout_bus_pll", }; +PNAME(mout_mem1_pll_p) = { "fin_pll", "fout_mem1_pll", }; +PNAME(mout_mem0_pll_p) = { "fin_pll", "fout_mem0_pll", }; + +PNAME(mout_clk2x_phy_c_p) = { "mout_mem0_pll_div2", "mout_clkm_phy_b", }; +PNAME(mout_clk2x_phy_b_p) = { "mout_bus_pll_div2", "mout_clkm_phy_a", }; +PNAME(mout_clk2x_phy_a_p) = { "mout_bus_pll_div2", "mout_mfc_pll_div2", }; +PNAME(mout_clkm_phy_c_p) = { "mout_mem0_pll_div2", "mout_clkm_phy_b", };
As mout_clk2x_phy_c_p and mout_clkm_phy_c_p both has same parent list one of them can be dropped.
+PNAME(mout_clkm_phy_b_p) = { "mout_mem1_pll_div2", "mout_clkm_phy_a", }; +PNAME(mout_clkm_phy_a_p) = { "mout_bus_pll_div2", "mout_mfc_pll_div2", };
As mout_clk2x_phy_a_p and mout_clkm_phy_a_p both has same parent list one of them can be dropped.
+ +PNAME(mout_aclk_mifnm_200_p) = { "mout_mem0_pll_div2", "div_mif_pre", }; +PNAME(mout_aclk_mifnm_400_p) = { "mout_mem1_pll_div2", "mout_bus_pll_div2",}; + +PNAME(mout_aclk_disp_333_b_p) = { "mout_aclk_disp_333_a", + "mout_bus_pll_div2", }; +PNAME(mout_aclk_disp_333_a_p) = { "mout_mfc_pll_div2", "sclk_mphy_pll", }; + +PNAME(mout_sclk_decon_vclk_c_p) = { "mout_sclk_decon_vclk_b", + "sclk_mphy_pll", }; +PNAME(mout_sclk_decon_vclk_b_p) = { "mout_sclk_decon_vclk_a", + "mout_mfc_pll_div2", }; +PNAME(mout_sclk_decon_vclk_a_p) = { "fin_pll", "mout_bus_pll_div2", }; +PNAME(mout_sclk_decon_eclk_c_p) = { "mout_sclk_decon_eclk_b", + "sclk_mphy_pll", }; +PNAME(mout_sclk_decon_eclk_b_p) = { "mout_sclk_decon_eclk_a", + "mout_mfc_pll_div2", }; +PNAME(mout_sclk_decon_eclk_a_p) = { "fin_pll", "mout_bus_pll_div2", }; + +PNAME(mout_sclk_decon_tv_eclk_c_p) = { "mout_sclk_decon_tv_eclk_b", + "sclk_mphy_pll", }; +PNAME(mout_sclk_decon_tv_eclk_b_p) = { "mout_sclk_decon_tv_eclk_a", + "mout_mfc_pll_div2", }; +PNAME(mout_sclk_decon_tv_eclk_a_p) = { "fin_pll", "mout_bus_pll_div2", }; +PNAME(mout_sclk_dsd_c_p) = { "mout_sclk_dsd_b", "mout_bus_pll_div2", }; +PNAME(mout_sclk_dsd_b_p) = { "mout_sclk_dsd_a", "sclk_mphy_pll", }; +PNAME(mout_sclk_dsd_a_p) = { "fin_pll", "mout_mfc_pll_div2", }; + +PNAME(mout_sclk_dsim0_c_p) = { "mout_sclk_dsim0_b", "sclk_mphy_pll", }; +PNAME(mout_sclk_dsim0_b_p) = { "mout_sclk_dsim0_a", "mout_mfc_pll_div2" }; +PNAME(mout_sclk_dsim0_a_p) = { "fin_pll", "mout_bus_pll_div2", }; + +PNAME(mout_sclk_decon_tv_vclk_c_p) = { "mout_sclk_decon_tv_vclk_b", + "sclk_mphy_pll", }; +PNAME(mout_sclk_decon_tv_vclk_b_p) = { "mout_sclk_decon_tv_vclk_a", + "mout_mfc_pll_div2", }; +PNAME(mout_sclk_decon_tv_vclk_a_p) = { "fin_pll", "mout_bus_pll_div2", }; +PNAME(mout_sclk_dsim1_c_p) = { "mout_sclk_dsim1_b", "sclk_mphy_pll", }; +PNAME(mout_sclk_dsim1_b_p) = { "mout_sclk_dsim1_a", "mout_mfc_pll_div2",}; +PNAME(mout_sclk_dsim1_a_p) = { "fin_pll", "mout_bus_pll_div2", }; +
Same way I can see {"fin_pll", "mout_bus_pll_div2", } this combination of parents is repeated six times above in different PNAME, which can be replaced by one PNAME list with some common name, thus saving of 5 lines.
+static struct samsung_fixed_factor_clock mif_fixed_factor_clks[] __initdata = { + /* dout_{mfc|bus|mem1|mem0}_pll is half fixed rate from parent mux */ + FFACTOR(CLK_DOUT_MFC_PLL, "dout_mfc_pll", "mout_mfc_pll", 1, 1, 0), + FFACTOR(CLK_DOUT_BUS_PLL, "dout_bus_pll", "mout_bus_pll", 1, 1, 0), + FFACTOR(CLK_DOUT_MEM1_PLL, "dout_mem1_pll", "mout_mem1_pll", 1, 1, 0), + FFACTOR(CLK_DOUT_MEM0_PLL, "dout_mem0_pll", "mout_mem0_pll", 1, 1, 0), +}; +
Thanks, Pankaj Dubey -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html