Message ID | 20240326120745.27581-9-marex@denx.de |
---|---|
State | Accepted |
Commit | 22265e236538f29e38df2411a12103aeefb3138b |
Delegated to: | Patrice Chotard |
Headers | show |
Series | net: dwc_eth_qos: Clean up STM32 glue code and add STM32MP13xx support | expand |
On 3/26/24 13:07, Marek Vasut wrote: > Use const bool for the values parsed out of DT. Drop the duplicate > assignment of false into those bool variables, assign them directly > with the content parsed out of DT. Abbreviate the variable name too. > > Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com> > Signed-off-by: Marek Vasut <marex@denx.de> > --- > Cc: Christophe Roullier <christophe.roullier@st.com> > Cc: Joe Hershberger <joe.hershberger@ni.com> > Cc: Patrice Chotard <patrice.chotard@foss.st.com> > Cc: Patrick Delaunay <patrick.delaunay@foss.st.com> > Cc: Ramon Fried <rfried.dev@gmail.com> > Cc: u-boot@dh-electronics.com > Cc: uboot-stm32@st-md-mailman.stormreply.com > --- > V2: - Add RB from Patrice > - Add trailing fullstop at the end of code comment > --- > drivers/net/dwc_eth_qos_stm32.c | 18 +++++++----------- > 1 file changed, 7 insertions(+), 11 deletions(-) > > diff --git a/drivers/net/dwc_eth_qos_stm32.c b/drivers/net/dwc_eth_qos_stm32.c > index 72f65f80540..0b13d01346b 100644 > --- a/drivers/net/dwc_eth_qos_stm32.c > +++ b/drivers/net/dwc_eth_qos_stm32.c > @@ -128,17 +128,13 @@ static int eqos_stop_clks_stm32(struct udevice *dev) > static int eqos_probe_syscfg_stm32(struct udevice *dev, > phy_interface_t interface_type) > { > - bool eth_ref_clk_sel_reg = false; > - bool eth_clk_sel_reg = false; > + /* Ethernet 50MHz RMII clock selection. */ > + const bool eth_ref_clk_sel = dev_read_bool(dev, "st,eth-ref-clk-sel"); > + /* Gigabit Ethernet 125MHz clock selection. */ > + const bool eth_clk_sel = dev_read_bool(dev, "st,eth-clk-sel"); > u8 *syscfg; > u32 value; > > - /* Gigabit Ethernet 125MHz clock selection. */ > - eth_clk_sel_reg = dev_read_bool(dev, "st,eth-clk-sel"); > - > - /* Ethernet 50Mhz RMII clock selection */ > - eth_ref_clk_sel_reg = dev_read_bool(dev, "st,eth-ref-clk-sel"); > - > syscfg = (u8 *)syscon_get_first_range(STM32MP_SYSCON_SYSCFG); > if (!syscfg) > return -ENODEV; > @@ -154,14 +150,14 @@ static int eqos_probe_syscfg_stm32(struct udevice *dev, > dev_dbg(dev, "PHY_INTERFACE_MODE_GMII\n"); > value = FIELD_PREP(SYSCFG_PMCSETR_ETH_SEL_MASK, > SYSCFG_PMCSETR_ETH_SEL_GMII_MII); > - if (eth_clk_sel_reg) > + if (eth_clk_sel) > value |= SYSCFG_PMCSETR_ETH_CLK_SEL; > break; > case PHY_INTERFACE_MODE_RMII: > dev_dbg(dev, "PHY_INTERFACE_MODE_RMII\n"); > value = FIELD_PREP(SYSCFG_PMCSETR_ETH_SEL_MASK, > SYSCFG_PMCSETR_ETH_SEL_RMII); > - if (eth_ref_clk_sel_reg) > + if (eth_ref_clk_sel) > value |= SYSCFG_PMCSETR_ETH_REF_CLK_SEL; > break; > case PHY_INTERFACE_MODE_RGMII: > @@ -171,7 +167,7 @@ static int eqos_probe_syscfg_stm32(struct udevice *dev, > dev_dbg(dev, "PHY_INTERFACE_MODE_RGMII\n"); > value = FIELD_PREP(SYSCFG_PMCSETR_ETH_SEL_MASK, > SYSCFG_PMCSETR_ETH_SEL_RGMII); > - if (eth_clk_sel_reg) > + if (eth_clk_sel) > value |= SYSCFG_PMCSETR_ETH_CLK_SEL; > break; > default: Applied on u-boot-stm32/master
diff --git a/drivers/net/dwc_eth_qos_stm32.c b/drivers/net/dwc_eth_qos_stm32.c index 72f65f80540..0b13d01346b 100644 --- a/drivers/net/dwc_eth_qos_stm32.c +++ b/drivers/net/dwc_eth_qos_stm32.c @@ -128,17 +128,13 @@ static int eqos_stop_clks_stm32(struct udevice *dev) static int eqos_probe_syscfg_stm32(struct udevice *dev, phy_interface_t interface_type) { - bool eth_ref_clk_sel_reg = false; - bool eth_clk_sel_reg = false; + /* Ethernet 50MHz RMII clock selection. */ + const bool eth_ref_clk_sel = dev_read_bool(dev, "st,eth-ref-clk-sel"); + /* Gigabit Ethernet 125MHz clock selection. */ + const bool eth_clk_sel = dev_read_bool(dev, "st,eth-clk-sel"); u8 *syscfg; u32 value; - /* Gigabit Ethernet 125MHz clock selection. */ - eth_clk_sel_reg = dev_read_bool(dev, "st,eth-clk-sel"); - - /* Ethernet 50Mhz RMII clock selection */ - eth_ref_clk_sel_reg = dev_read_bool(dev, "st,eth-ref-clk-sel"); - syscfg = (u8 *)syscon_get_first_range(STM32MP_SYSCON_SYSCFG); if (!syscfg) return -ENODEV; @@ -154,14 +150,14 @@ static int eqos_probe_syscfg_stm32(struct udevice *dev, dev_dbg(dev, "PHY_INTERFACE_MODE_GMII\n"); value = FIELD_PREP(SYSCFG_PMCSETR_ETH_SEL_MASK, SYSCFG_PMCSETR_ETH_SEL_GMII_MII); - if (eth_clk_sel_reg) + if (eth_clk_sel) value |= SYSCFG_PMCSETR_ETH_CLK_SEL; break; case PHY_INTERFACE_MODE_RMII: dev_dbg(dev, "PHY_INTERFACE_MODE_RMII\n"); value = FIELD_PREP(SYSCFG_PMCSETR_ETH_SEL_MASK, SYSCFG_PMCSETR_ETH_SEL_RMII); - if (eth_ref_clk_sel_reg) + if (eth_ref_clk_sel) value |= SYSCFG_PMCSETR_ETH_REF_CLK_SEL; break; case PHY_INTERFACE_MODE_RGMII: @@ -171,7 +167,7 @@ static int eqos_probe_syscfg_stm32(struct udevice *dev, dev_dbg(dev, "PHY_INTERFACE_MODE_RGMII\n"); value = FIELD_PREP(SYSCFG_PMCSETR_ETH_SEL_MASK, SYSCFG_PMCSETR_ETH_SEL_RGMII); - if (eth_clk_sel_reg) + if (eth_clk_sel) value |= SYSCFG_PMCSETR_ETH_CLK_SEL; break; default: