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dwc2: refactor bitfields.

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Signed-off-by: HiFiPhile <admin@hifiphile.com>
This commit is contained in:
HiFiPhile
2025-04-09 01:31:16 +02:00
parent 1be4171d2a
commit 084c0802c3
4 changed files with 643 additions and 606 deletions
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16
src/portable/synopsys/dwc2/dwc2_common.c
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@@ -88,11 +88,13 @@ static void phy_fs_init(dwc2_regs_t* dwc2) {
static void phy_hs_init(dwc2_regs_t* dwc2) {
uint32_t gusbcfg = dwc2->gusbcfg;
const dwc2_ghwcfg2_t ghwcfg2 = {.value = dwc2->ghwcfg2};
const dwc2_ghwcfg4_t ghwcfg4 = {.value = dwc2->ghwcfg4};
// De-select FS PHY
gusbcfg &= ~GUSBCFG_PHYSEL;
if (dwc2->ghwcfg2_bm.hs_phy_type == GHWCFG2_HSPHY_ULPI) {
if (ghwcfg2.hs_phy_type == GHWCFG2_HSPHY_ULPI) {
TU_LOG(DWC2_COMMON_DEBUG, "Highspeed ULPI PHY init\r\n");
// Select ULPI PHY (external)
@@ -116,7 +118,7 @@ static void phy_hs_init(dwc2_regs_t* dwc2) {
gusbcfg &= ~GUSBCFG_ULPI_UTMI_SEL;
// Set 16-bit interface if supported
if (dwc2->ghwcfg4_bm.phy_data_width) {
if (ghwcfg4.phy_data_width) {
gusbcfg |= GUSBCFG_PHYIF16; // 16 bit
} else {
gusbcfg &= ~GUSBCFG_PHYIF16; // 8 bit
@@ -127,7 +129,7 @@ static void phy_hs_init(dwc2_regs_t* dwc2) {
dwc2->gusbcfg = gusbcfg;
// mcu specific phy init
dwc2_phy_init(dwc2, dwc2->ghwcfg2_bm.hs_phy_type);
dwc2_phy_init(dwc2, ghwcfg2.hs_phy_type);
// Reset core after selecting PHY
reset_core(dwc2);
@@ -136,11 +138,11 @@ static void phy_hs_init(dwc2_regs_t* dwc2) {
// - 9 if using 8-bit PHY interface
// - 5 if using 16-bit PHY interface
gusbcfg &= ~GUSBCFG_TRDT_Msk;
gusbcfg |= (dwc2->ghwcfg4_bm.phy_data_width ? 5u : 9u) << GUSBCFG_TRDT_Pos;
gusbcfg |= (ghwcfg4.phy_data_width ? 5u : 9u) << GUSBCFG_TRDT_Pos;
dwc2->gusbcfg = gusbcfg;
// MCU specific PHY update post reset
dwc2_phy_update(dwc2, dwc2->ghwcfg2_bm.hs_phy_type);
dwc2_phy_update(dwc2, ghwcfg2.hs_phy_type);
}
static bool check_dwc2(dwc2_regs_t* dwc2) {
@@ -171,7 +173,7 @@ static bool check_dwc2(dwc2_regs_t* dwc2) {
//--------------------------------------------------------------------
bool dwc2_core_is_highspeed(dwc2_regs_t* dwc2, tusb_role_t role) {
(void)dwc2;
const dwc2_ghwcfg2_t ghwcfg2 = {.value = dwc2->ghwcfg2};
#if CFG_TUD_ENABLED
if (role == TUSB_ROLE_DEVICE && !TUD_OPT_HIGH_SPEED) {
return false;
@@ -183,7 +185,7 @@ bool dwc2_core_is_highspeed(dwc2_regs_t* dwc2, tusb_role_t role) {
}
#endif
return dwc2->ghwcfg2_bm.hs_phy_type != GHWCFG2_HSPHY_NOT_SUPPORTED;
return ghwcfg2.hs_phy_type != GHWCFG2_HSPHY_NOT_SUPPORTED;
}
/* dwc2 has several PHYs option