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authorPavel Machek <pavel@denx.de>2014-07-19 23:57:59 +0200
committerTom Rini <trini@ti.com>2014-08-29 15:50:50 -0400
commit51fb455f82b08ef1bf21b5c51181d26fef56df03 (patch)
tree3cb202ff05ce52f7a3d32c79299916b5338aae7b /arch/arm/cpu/armv7/socfpga
parentdb993fc8ec8454cbefa16e8ab736d79b25515765 (diff)
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socfpga: fix clock manager register definition
Structure defining clock manager hardware was wrong, leading to wrong registers being accessed and hang in MMC init. This fixes structure to match hardware. Signed-off-by: Pavel Machek <pavel@denx.de>
Diffstat (limited to 'arch/arm/cpu/armv7/socfpga')
-rw-r--r--arch/arm/cpu/armv7/socfpga/clock_manager.c112
1 files changed, 56 insertions, 56 deletions
diff --git a/arch/arm/cpu/armv7/socfpga/clock_manager.c b/arch/arm/cpu/armv7/socfpga/clock_manager.c
index 23d697d..0228ac8 100644
--- a/arch/arm/cpu/armv7/socfpga/clock_manager.c
+++ b/arch/arm/cpu/armv7/socfpga/clock_manager.c
@@ -110,8 +110,8 @@ void cm_basic_init(const cm_config_t *cfg)
* gatting off the rest of the periperal clocks.
*/
writel(~CLKMGR_PERPLLGRP_EN_NANDCLK_MASK &
- readl(&clock_manager_base->per_pll_en),
- &clock_manager_base->per_pll_en);
+ readl(&clock_manager_base->per_pll.en),
+ &clock_manager_base->per_pll.en);
/* DO NOT GATE OFF DEBUG CLOCKS & BRIDGE CLOCKS */
writel(CLKMGR_MAINPLLGRP_EN_DBGTIMERCLK_MASK |
@@ -120,12 +120,12 @@ void cm_basic_init(const cm_config_t *cfg)
CLKMGR_MAINPLLGRP_EN_DBGATCLK_MASK |
CLKMGR_MAINPLLGRP_EN_S2FUSER0CLK_MASK |
CLKMGR_MAINPLLGRP_EN_L4MPCLK_MASK,
- &clock_manager_base->main_pll_en);
+ &clock_manager_base->main_pll.en);
- writel(0, &clock_manager_base->sdr_pll_en);
+ writel(0, &clock_manager_base->sdr_pll.en);
/* now we can gate off the rest of the peripheral clocks */
- writel(0, &clock_manager_base->per_pll_en);
+ writel(0, &clock_manager_base->per_pll.en);
/* Put all plls in bypass */
cm_write_bypass(
@@ -142,11 +142,11 @@ void cm_basic_init(const cm_config_t *cfg)
* Some code might have messed with them.
*/
writel(CLKMGR_MAINPLLGRP_VCO_RESET_VALUE,
- &clock_manager_base->main_pll_vco);
+ &clock_manager_base->main_pll.vco);
writel(CLKMGR_PERPLLGRP_VCO_RESET_VALUE,
- &clock_manager_base->per_pll_vco);
+ &clock_manager_base->per_pll.vco);
writel(CLKMGR_SDRPLLGRP_VCO_RESET_VALUE,
- &clock_manager_base->sdr_pll_vco);
+ &clock_manager_base->sdr_pll.vco);
/*
* The clocks to the flash devices and the L4_MAIN clocks can
@@ -156,14 +156,14 @@ void cm_basic_init(const cm_config_t *cfg)
* after exiting safe mode but before ungating the clocks.
*/
writel(CLKMGR_PERPLLGRP_SRC_RESET_VALUE,
- &clock_manager_base->per_pll_src);
+ &clock_manager_base->per_pll.src);
writel(CLKMGR_MAINPLLGRP_L4SRC_RESET_VALUE,
- &clock_manager_base->main_pll_l4src);
+ &clock_manager_base->main_pll.l4src);
/* read back for the required 5 us delay. */
- readl(&clock_manager_base->main_pll_vco);
- readl(&clock_manager_base->per_pll_vco);
- readl(&clock_manager_base->sdr_pll_vco);
+ readl(&clock_manager_base->main_pll.vco);
+ readl(&clock_manager_base->per_pll.vco);
+ readl(&clock_manager_base->sdr_pll.vco);
/*
@@ -172,17 +172,17 @@ void cm_basic_init(const cm_config_t *cfg)
*/
writel(cfg->main_vco_base | CLEAR_BGP_EN_PWRDN |
CLKMGR_MAINPLLGRP_VCO_REGEXTSEL_MASK,
- &clock_manager_base->main_pll_vco);
+ &clock_manager_base->main_pll.vco);
writel(cfg->peri_vco_base | CLEAR_BGP_EN_PWRDN |
CLKMGR_PERPLLGRP_VCO_REGEXTSEL_MASK,
- &clock_manager_base->per_pll_vco);
+ &clock_manager_base->per_pll.vco);
writel(CLKMGR_SDRPLLGRP_VCO_OUTRESET_SET(0) |
CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(0) |
cfg->sdram_vco_base | CLEAR_BGP_EN_PWRDN |
CLKMGR_SDRPLLGRP_VCO_REGEXTSEL_MASK,
- &clock_manager_base->sdr_pll_vco);
+ &clock_manager_base->sdr_pll.vco);
/*
* Time starts here
@@ -194,38 +194,38 @@ void cm_basic_init(const cm_config_t *cfg)
timeout = 7;
/* main mpu */
- writel(cfg->mpuclk, &clock_manager_base->main_pll_mpuclk);
+ writel(cfg->mpuclk, &clock_manager_base->main_pll.mpuclk);
/* main main clock */
- writel(cfg->mainclk, &clock_manager_base->main_pll_mainclk);
+ writel(cfg->mainclk, &clock_manager_base->main_pll.mainclk);
/* main for dbg */
- writel(cfg->dbgatclk, &clock_manager_base->main_pll_dbgatclk);
+ writel(cfg->dbgatclk, &clock_manager_base->main_pll.dbgatclk);
/* main for cfgs2fuser0clk */
writel(cfg->cfg2fuser0clk,
- &clock_manager_base->main_pll_cfgs2fuser0clk);
+ &clock_manager_base->main_pll.cfgs2fuser0clk);
/* Peri emac0 50 MHz default to RMII */
- writel(cfg->emac0clk, &clock_manager_base->per_pll_emac0clk);
+ writel(cfg->emac0clk, &clock_manager_base->per_pll.emac0clk);
/* Peri emac1 50 MHz default to RMII */
- writel(cfg->emac1clk, &clock_manager_base->per_pll_emac1clk);
+ writel(cfg->emac1clk, &clock_manager_base->per_pll.emac1clk);
/* Peri QSPI */
- writel(cfg->mainqspiclk, &clock_manager_base->main_pll_mainqspiclk);
+ writel(cfg->mainqspiclk, &clock_manager_base->main_pll.mainqspiclk);
- writel(cfg->perqspiclk, &clock_manager_base->per_pll_perqspiclk);
+ writel(cfg->perqspiclk, &clock_manager_base->per_pll.perqspiclk);
/* Peri pernandsdmmcclk */
writel(cfg->pernandsdmmcclk,
- &clock_manager_base->per_pll_pernandsdmmcclk);
+ &clock_manager_base->per_pll.pernandsdmmcclk);
/* Peri perbaseclk */
- writel(cfg->perbaseclk, &clock_manager_base->per_pll_perbaseclk);
+ writel(cfg->perbaseclk, &clock_manager_base->per_pll.perbaseclk);
/* Peri s2fuser1clk */
- writel(cfg->s2fuser1clk, &clock_manager_base->per_pll_s2fuser1clk);
+ writel(cfg->s2fuser1clk, &clock_manager_base->per_pll.s2fuser1clk);
/* 7 us must have elapsed before we can enable the VCO */
while (get_timer(start) < timeout)
@@ -234,29 +234,29 @@ void cm_basic_init(const cm_config_t *cfg)
/* Enable vco */
/* main pll vco */
writel(cfg->main_vco_base | VCO_EN_BASE,
- &clock_manager_base->main_pll_vco);
+ &clock_manager_base->main_pll.vco);
/* periferal pll */
writel(cfg->peri_vco_base | VCO_EN_BASE,
- &clock_manager_base->per_pll_vco);
+ &clock_manager_base->per_pll.vco);
/* sdram pll vco */
writel(CLKMGR_SDRPLLGRP_VCO_OUTRESET_SET(0) |
CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(0) |
cfg->sdram_vco_base | VCO_EN_BASE,
- &clock_manager_base->sdr_pll_vco);
+ &clock_manager_base->sdr_pll.vco);
/* L3 MP and L3 SP */
- writel(cfg->maindiv, &clock_manager_base->main_pll_maindiv);
+ writel(cfg->maindiv, &clock_manager_base->main_pll.maindiv);
- writel(cfg->dbgdiv, &clock_manager_base->main_pll_dbgdiv);
+ writel(cfg->dbgdiv, &clock_manager_base->main_pll.dbgdiv);
- writel(cfg->tracediv, &clock_manager_base->main_pll_tracediv);
+ writel(cfg->tracediv, &clock_manager_base->main_pll.tracediv);
/* L4 MP, L4 SP, can0, and can1 */
- writel(cfg->perdiv, &clock_manager_base->per_pll_div);
+ writel(cfg->perdiv, &clock_manager_base->per_pll.div);
- writel(cfg->gpiodiv, &clock_manager_base->per_pll_gpiodiv);
+ writel(cfg->gpiodiv, &clock_manager_base->per_pll.gpiodiv);
#define LOCKED_MASK \
(CLKMGR_INTER_SDRPLLLOCKED_MASK | \
@@ -267,70 +267,70 @@ void cm_basic_init(const cm_config_t *cfg)
/* write the sdram clock counters before toggling outreset all */
writel(cfg->ddrdqsclk & CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_MASK,
- &clock_manager_base->sdr_pll_ddrdqsclk);
+ &clock_manager_base->sdr_pll.ddrdqsclk);
writel(cfg->ddr2xdqsclk & CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_MASK,
- &clock_manager_base->sdr_pll_ddr2xdqsclk);
+ &clock_manager_base->sdr_pll.ddr2xdqsclk);
writel(cfg->ddrdqclk & CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_MASK,
- &clock_manager_base->sdr_pll_ddrdqclk);
+ &clock_manager_base->sdr_pll.ddrdqclk);
writel(cfg->s2fuser2clk & CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_MASK,
- &clock_manager_base->sdr_pll_s2fuser2clk);
+ &clock_manager_base->sdr_pll.s2fuser2clk);
/*
* after locking, but before taking out of bypass
* assert/deassert outresetall
*/
- uint32_t mainvco = readl(&clock_manager_base->main_pll_vco);
+ uint32_t mainvco = readl(&clock_manager_base->main_pll.vco);
/* assert main outresetall */
writel(mainvco | CLKMGR_MAINPLLGRP_VCO_OUTRESETALL_MASK,
- &clock_manager_base->main_pll_vco);
+ &clock_manager_base->main_pll.vco);
- uint32_t periphvco = readl(&clock_manager_base->per_pll_vco);
+ uint32_t periphvco = readl(&clock_manager_base->per_pll.vco);
/* assert pheriph outresetall */
writel(periphvco | CLKMGR_PERPLLGRP_VCO_OUTRESETALL_MASK,
- &clock_manager_base->per_pll_vco);
+ &clock_manager_base->per_pll.vco);
/* assert sdram outresetall */
writel(cfg->sdram_vco_base | VCO_EN_BASE|
CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(1),
- &clock_manager_base->sdr_pll_vco);
+ &clock_manager_base->sdr_pll.vco);
/* deassert main outresetall */
writel(mainvco & ~CLKMGR_MAINPLLGRP_VCO_OUTRESETALL_MASK,
- &clock_manager_base->main_pll_vco);
+ &clock_manager_base->main_pll.vco);
/* deassert pheriph outresetall */
writel(periphvco & ~CLKMGR_PERPLLGRP_VCO_OUTRESETALL_MASK,
- &clock_manager_base->per_pll_vco);
+ &clock_manager_base->per_pll.vco);
/* deassert sdram outresetall */
writel(CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(0) |
cfg->sdram_vco_base | VCO_EN_BASE,
- &clock_manager_base->sdr_pll_vco);
+ &clock_manager_base->sdr_pll.vco);
/*
* now that we've toggled outreset all, all the clocks
* are aligned nicely; so we can change any phase.
*/
cm_write_with_phase(cfg->ddrdqsclk,
- (uint32_t)&clock_manager_base->sdr_pll_ddrdqsclk,
+ (uint32_t)&clock_manager_base->sdr_pll.ddrdqsclk,
CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_MASK);
/* SDRAM DDR2XDQSCLK */
cm_write_with_phase(cfg->ddr2xdqsclk,
- (uint32_t)&clock_manager_base->sdr_pll_ddr2xdqsclk,
+ (uint32_t)&clock_manager_base->sdr_pll.ddr2xdqsclk,
CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_MASK);
cm_write_with_phase(cfg->ddrdqclk,
- (uint32_t)&clock_manager_base->sdr_pll_ddrdqclk,
+ (uint32_t)&clock_manager_base->sdr_pll.ddrdqclk,
CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_MASK);
cm_write_with_phase(cfg->s2fuser2clk,
- (uint32_t)&clock_manager_base->sdr_pll_s2fuser2clk,
+ (uint32_t)&clock_manager_base->sdr_pll.s2fuser2clk,
CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_MASK);
/* Take all three PLLs out of bypass when safe mode is cleared. */
@@ -351,11 +351,11 @@ void cm_basic_init(const cm_config_t *cfg)
* now that safe mode is clear with clocks gated
* it safe to change the source mux for the flashes the the L4_MAIN
*/
- writel(cfg->persrc, &clock_manager_base->per_pll_src);
- writel(cfg->l4src, &clock_manager_base->main_pll_l4src);
+ writel(cfg->persrc, &clock_manager_base->per_pll.src);
+ writel(cfg->l4src, &clock_manager_base->main_pll.l4src);
/* Now ungate non-hw-managed clocks */
- writel(~0, &clock_manager_base->main_pll_en);
- writel(~0, &clock_manager_base->per_pll_en);
- writel(~0, &clock_manager_base->sdr_pll_en);
+ writel(~0, &clock_manager_base->main_pll.en);
+ writel(~0, &clock_manager_base->per_pll.en);
+ writel(~0, &clock_manager_base->sdr_pll.en);
}