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path: root/drivers/clk/meson/a1-peripherals.c
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Diffstat (limited to 'drivers/clk/meson/a1-peripherals.c')
-rw-r--r--drivers/clk/meson/a1-peripherals.c125
1 files changed, 67 insertions, 58 deletions
diff --git a/drivers/clk/meson/a1-peripherals.c b/drivers/clk/meson/a1-peripherals.c
index b2feb8fe4775..a7bd3822df18 100644
--- a/drivers/clk/meson/a1-peripherals.c
+++ b/drivers/clk/meson/a1-peripherals.c
@@ -1840,64 +1840,73 @@ static struct clk_regmap a1_cecb_32k_out = {
},
};
-#define A1_PCLK(_name, _reg, _bit) \
- MESON_PCLK(a1_##_name, _reg, _bit, &a1_sys.hw)
-
-static A1_PCLK(clktree, SYS_CLK_EN0, 0);
-static A1_PCLK(reset_ctrl, SYS_CLK_EN0, 1);
-static A1_PCLK(analog_ctrl, SYS_CLK_EN0, 2);
-static A1_PCLK(pwr_ctrl, SYS_CLK_EN0, 3);
-static A1_PCLK(pad_ctrl, SYS_CLK_EN0, 4);
-static A1_PCLK(sys_ctrl, SYS_CLK_EN0, 5);
-static A1_PCLK(temp_sensor, SYS_CLK_EN0, 6);
-static A1_PCLK(am2axi_dev, SYS_CLK_EN0, 7);
-static A1_PCLK(spicc_b, SYS_CLK_EN0, 8);
-static A1_PCLK(spicc_a, SYS_CLK_EN0, 9);
-static A1_PCLK(msr, SYS_CLK_EN0, 10);
-static A1_PCLK(audio, SYS_CLK_EN0, 11);
-static A1_PCLK(jtag_ctrl, SYS_CLK_EN0, 12);
-static A1_PCLK(saradc_en, SYS_CLK_EN0, 13);
-static A1_PCLK(pwm_ef, SYS_CLK_EN0, 14);
-static A1_PCLK(pwm_cd, SYS_CLK_EN0, 15);
-static A1_PCLK(pwm_ab, SYS_CLK_EN0, 16);
-static A1_PCLK(cec, SYS_CLK_EN0, 17);
-static A1_PCLK(i2c_s, SYS_CLK_EN0, 18);
-static A1_PCLK(ir_ctrl, SYS_CLK_EN0, 19);
-static A1_PCLK(i2c_m_d, SYS_CLK_EN0, 20);
-static A1_PCLK(i2c_m_c, SYS_CLK_EN0, 21);
-static A1_PCLK(i2c_m_b, SYS_CLK_EN0, 22);
-static A1_PCLK(i2c_m_a, SYS_CLK_EN0, 23);
-static A1_PCLK(acodec, SYS_CLK_EN0, 24);
-static A1_PCLK(otp, SYS_CLK_EN0, 25);
-static A1_PCLK(sd_emmc_a, SYS_CLK_EN0, 26);
-static A1_PCLK(usb_phy, SYS_CLK_EN0, 27);
-static A1_PCLK(usb_ctrl, SYS_CLK_EN0, 28);
-static A1_PCLK(sys_dspb, SYS_CLK_EN0, 29);
-static A1_PCLK(sys_dspa, SYS_CLK_EN0, 30);
-static A1_PCLK(dma, SYS_CLK_EN0, 31);
-
-static A1_PCLK(irq_ctrl, SYS_CLK_EN1, 0);
-static A1_PCLK(nic, SYS_CLK_EN1, 1);
-static A1_PCLK(gic, SYS_CLK_EN1, 2);
-static A1_PCLK(uart_c, SYS_CLK_EN1, 3);
-static A1_PCLK(uart_b, SYS_CLK_EN1, 4);
-static A1_PCLK(uart_a, SYS_CLK_EN1, 5);
-static A1_PCLK(sys_psram, SYS_CLK_EN1, 6);
-static A1_PCLK(rsa, SYS_CLK_EN1, 8);
-static A1_PCLK(coresight, SYS_CLK_EN1, 9);
-
-static A1_PCLK(am2axi_vad, AXI_CLK_EN, 0);
-static A1_PCLK(audio_vad, AXI_CLK_EN, 1);
-static A1_PCLK(axi_dmc, AXI_CLK_EN, 3);
-static A1_PCLK(axi_psram, AXI_CLK_EN, 4);
-static A1_PCLK(ramb, AXI_CLK_EN, 5);
-static A1_PCLK(rama, AXI_CLK_EN, 6);
-static A1_PCLK(axi_spifc, AXI_CLK_EN, 7);
-static A1_PCLK(axi_nic, AXI_CLK_EN, 8);
-static A1_PCLK(axi_dma, AXI_CLK_EN, 9);
-static A1_PCLK(cpu_ctrl, AXI_CLK_EN, 10);
-static A1_PCLK(rom, AXI_CLK_EN, 11);
-static A1_PCLK(prod_i2c, AXI_CLK_EN, 12);
+#define A1_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(a1_##_name, _reg, _bit, &a1_sys.hw, _flags)
+
+/*
+ * NOTE: The gates below are marked with CLK_IGNORE_UNUSED for historic reasons
+ * Users are encouraged to test without it and submit changes to:
+ * - remove the flag if not necessary
+ * - replace the flag with something more adequate, such as CLK_IS_CRITICAL,
+ * if appropriate.
+ * - add a comment explaining why the use of CLK_IGNORE_UNUSED is desirable
+ * for a particular clock.
+ */
+static A1_PCLK(clktree, SYS_CLK_EN0, 0, CLK_IGNORE_UNUSED);
+static A1_PCLK(reset_ctrl, SYS_CLK_EN0, 1, CLK_IGNORE_UNUSED);
+static A1_PCLK(analog_ctrl, SYS_CLK_EN0, 2, CLK_IGNORE_UNUSED);
+static A1_PCLK(pwr_ctrl, SYS_CLK_EN0, 3, CLK_IGNORE_UNUSED);
+static A1_PCLK(pad_ctrl, SYS_CLK_EN0, 4, CLK_IGNORE_UNUSED);
+static A1_PCLK(sys_ctrl, SYS_CLK_EN0, 5, CLK_IGNORE_UNUSED);
+static A1_PCLK(temp_sensor, SYS_CLK_EN0, 6, CLK_IGNORE_UNUSED);
+static A1_PCLK(am2axi_dev, SYS_CLK_EN0, 7, CLK_IGNORE_UNUSED);
+static A1_PCLK(spicc_b, SYS_CLK_EN0, 8, CLK_IGNORE_UNUSED);
+static A1_PCLK(spicc_a, SYS_CLK_EN0, 9, CLK_IGNORE_UNUSED);
+static A1_PCLK(msr, SYS_CLK_EN0, 10, CLK_IGNORE_UNUSED);
+static A1_PCLK(audio, SYS_CLK_EN0, 11, CLK_IGNORE_UNUSED);
+static A1_PCLK(jtag_ctrl, SYS_CLK_EN0, 12, CLK_IGNORE_UNUSED);
+static A1_PCLK(saradc_en, SYS_CLK_EN0, 13, CLK_IGNORE_UNUSED);
+static A1_PCLK(pwm_ef, SYS_CLK_EN0, 14, CLK_IGNORE_UNUSED);
+static A1_PCLK(pwm_cd, SYS_CLK_EN0, 15, CLK_IGNORE_UNUSED);
+static A1_PCLK(pwm_ab, SYS_CLK_EN0, 16, CLK_IGNORE_UNUSED);
+static A1_PCLK(cec, SYS_CLK_EN0, 17, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_s, SYS_CLK_EN0, 18, CLK_IGNORE_UNUSED);
+static A1_PCLK(ir_ctrl, SYS_CLK_EN0, 19, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_m_d, SYS_CLK_EN0, 20, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_m_c, SYS_CLK_EN0, 21, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_m_b, SYS_CLK_EN0, 22, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_m_a, SYS_CLK_EN0, 23, CLK_IGNORE_UNUSED);
+static A1_PCLK(acodec, SYS_CLK_EN0, 24, CLK_IGNORE_UNUSED);
+static A1_PCLK(otp, SYS_CLK_EN0, 25, CLK_IGNORE_UNUSED);
+static A1_PCLK(sd_emmc_a, SYS_CLK_EN0, 26, CLK_IGNORE_UNUSED);
+static A1_PCLK(usb_phy, SYS_CLK_EN0, 27, CLK_IGNORE_UNUSED);
+static A1_PCLK(usb_ctrl, SYS_CLK_EN0, 28, CLK_IGNORE_UNUSED);
+static A1_PCLK(sys_dspb, SYS_CLK_EN0, 29, CLK_IGNORE_UNUSED);
+static A1_PCLK(sys_dspa, SYS_CLK_EN0, 30, CLK_IGNORE_UNUSED);
+static A1_PCLK(dma, SYS_CLK_EN0, 31, CLK_IGNORE_UNUSED);
+
+static A1_PCLK(irq_ctrl, SYS_CLK_EN1, 0, CLK_IGNORE_UNUSED);
+static A1_PCLK(nic, SYS_CLK_EN1, 1, CLK_IGNORE_UNUSED);
+static A1_PCLK(gic, SYS_CLK_EN1, 2, CLK_IGNORE_UNUSED);
+static A1_PCLK(uart_c, SYS_CLK_EN1, 3, CLK_IGNORE_UNUSED);
+static A1_PCLK(uart_b, SYS_CLK_EN1, 4, CLK_IGNORE_UNUSED);
+static A1_PCLK(uart_a, SYS_CLK_EN1, 5, CLK_IGNORE_UNUSED);
+static A1_PCLK(sys_psram, SYS_CLK_EN1, 6, CLK_IGNORE_UNUSED);
+static A1_PCLK(rsa, SYS_CLK_EN1, 8, CLK_IGNORE_UNUSED);
+static A1_PCLK(coresight, SYS_CLK_EN1, 9, CLK_IGNORE_UNUSED);
+
+static A1_PCLK(am2axi_vad, AXI_CLK_EN, 0, CLK_IGNORE_UNUSED);
+static A1_PCLK(audio_vad, AXI_CLK_EN, 1, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_dmc, AXI_CLK_EN, 3, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_psram, AXI_CLK_EN, 4, CLK_IGNORE_UNUSED);
+static A1_PCLK(ramb, AXI_CLK_EN, 5, CLK_IGNORE_UNUSED);
+static A1_PCLK(rama, AXI_CLK_EN, 6, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_spifc, AXI_CLK_EN, 7, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_nic, AXI_CLK_EN, 8, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_dma, AXI_CLK_EN, 9, CLK_IGNORE_UNUSED);
+static A1_PCLK(cpu_ctrl, AXI_CLK_EN, 10, CLK_IGNORE_UNUSED);
+static A1_PCLK(rom, AXI_CLK_EN, 11, CLK_IGNORE_UNUSED);
+static A1_PCLK(prod_i2c, AXI_CLK_EN, 12, CLK_IGNORE_UNUSED);
/* Array of all clocks registered by this provider */
static struct clk_hw *a1_peripherals_hw_clks[] = {