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authorPeter Maydell2021-01-12 22:23:25 +0100
committerPeter Maydell2021-01-12 22:23:25 +0100
commitf8e1d8852e393b3fd524fb005e38590063d99bc0 (patch)
treecca172d99d56088dd2b6cc494e6051ddd21809f6 /include/hw/misc/npcm7xx_clk.h
parentMerge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2021-01-1... (diff)
parentui/cocoa: Fix openFile: deprecation on Big Sur (diff)
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Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20210112-1' into staging
target-arm queue: * arm: Support emulation of ARMv8.4-TTST extension * arm: Update cpu.h ID register field definitions * arm: Fix breakage of XScale instruction emulation * hw/net/lan9118: Fix RX Status FIFO PEEK value * npcm7xx: Add ADC and PWM emulation * ui/cocoa: Make "open docs" help menu entry work again when binary is run from the build tree * ui/cocoa: Fix openFile: deprecation on Big Sur * docs: Add qemu-storage-daemon(1) manpage to meson.build # gpg: Signature made Tue 12 Jan 2021 21:22:15 GMT # gpg: using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE # gpg: issuer "peter.maydell@linaro.org" # gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate] # gpg: aka "Peter Maydell <pmaydell@gmail.com>" [ultimate] # gpg: aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate] # Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83 15CF 3C25 25ED 1436 0CDE * remotes/pmaydell/tags/pull-target-arm-20210112-1: ui/cocoa: Fix openFile: deprecation on Big Sur hw/*: Use type casting for SysBusDevice in NPCM7XX hw/misc: Add QTest for NPCM7XX PWM Module hw/misc: Add a PWM module for NPCM7XX hw/adc: Add an ADC module for NPCM7XX hw/timer: Refactor NPCM7XX Timer to use CLK clock hw/misc: Add clock converter in NPCM7XX CLK module hw/net/lan9118: Add symbolic constants for register offsets hw/net/lan9118: Fix RX Status FIFO PEEK value target/arm: Don't decode insns in the XScale/iWMMXt space as cp insns docs: Add qemu-storage-daemon(1) manpage to meson.build ui/cocoa: Update path to docs in build tree target/arm: add aarch32 ID register fields to cpu.h target/arm: add aarch64 ID register fields to cpu.h target/arm: add descriptions of CLIDR_EL1, CCSIDR_EL1, CTR_EL0 to cpu.h target/arm: make ARMCPU.ctr 64-bit target/arm: make ARMCPU.clidr 64-bit target/arm: fix typo in cpu.h ID_AA64PFR1 field name target/arm: enable Small Translation tables in max CPU target/arm: ARMv8.4-TTST extension Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/misc/npcm7xx_clk.h')
-rw-r--r--include/hw/misc/npcm7xx_clk.h146
1 files changed, 138 insertions, 8 deletions
diff --git a/include/hw/misc/npcm7xx_clk.h b/include/hw/misc/npcm7xx_clk.h
index 2338fbbdb5..d5c8d16ca4 100644
--- a/include/hw/misc/npcm7xx_clk.h
+++ b/include/hw/misc/npcm7xx_clk.h
@@ -17,15 +17,10 @@
#define NPCM7XX_CLK_H
#include "exec/memory.h"
+#include "hw/clock.h"
#include "hw/sysbus.h"
/*
- * The reference clock frequency for the timer modules, and the SECCNT and
- * CNTR25M registers in this module, is always 25 MHz.
- */
-#define NPCM7XX_TIMER_REF_HZ (25000000)
-
-/*
* Number of registers in our device state structure. Don't change this without
* incrementing the version_id in the vmstate.
*/
@@ -33,16 +28,151 @@
#define NPCM7XX_WATCHDOG_RESET_GPIO_IN "npcm7xx-clk-watchdog-reset-gpio-in"
-typedef struct NPCM7xxCLKState {
+/* Maximum amount of clock inputs in a SEL module. */
+#define NPCM7XX_CLK_SEL_MAX_INPUT 5
+
+/* PLLs in CLK module. */
+typedef enum NPCM7xxClockPLL {
+ NPCM7XX_CLOCK_PLL0,
+ NPCM7XX_CLOCK_PLL1,
+ NPCM7XX_CLOCK_PLL2,
+ NPCM7XX_CLOCK_PLLG,
+ NPCM7XX_CLOCK_NR_PLLS,
+} NPCM7xxClockPLL;
+
+/* SEL/MUX in CLK module. */
+typedef enum NPCM7xxClockSEL {
+ NPCM7XX_CLOCK_PIXCKSEL,
+ NPCM7XX_CLOCK_MCCKSEL,
+ NPCM7XX_CLOCK_CPUCKSEL,
+ NPCM7XX_CLOCK_CLKOUTSEL,
+ NPCM7XX_CLOCK_UARTCKSEL,
+ NPCM7XX_CLOCK_TIMCKSEL,
+ NPCM7XX_CLOCK_SDCKSEL,
+ NPCM7XX_CLOCK_GFXMSEL,
+ NPCM7XX_CLOCK_SUCKSEL,
+ NPCM7XX_CLOCK_NR_SELS,
+} NPCM7xxClockSEL;
+
+/* Dividers in CLK module. */
+typedef enum NPCM7xxClockDivider {
+ NPCM7XX_CLOCK_PLL1D2, /* PLL1/2 */
+ NPCM7XX_CLOCK_PLL2D2, /* PLL2/2 */
+ NPCM7XX_CLOCK_MC_DIVIDER,
+ NPCM7XX_CLOCK_AXI_DIVIDER,
+ NPCM7XX_CLOCK_AHB_DIVIDER,
+ NPCM7XX_CLOCK_AHB3_DIVIDER,
+ NPCM7XX_CLOCK_SPI0_DIVIDER,
+ NPCM7XX_CLOCK_SPIX_DIVIDER,
+ NPCM7XX_CLOCK_APB1_DIVIDER,
+ NPCM7XX_CLOCK_APB2_DIVIDER,
+ NPCM7XX_CLOCK_APB3_DIVIDER,
+ NPCM7XX_CLOCK_APB4_DIVIDER,
+ NPCM7XX_CLOCK_APB5_DIVIDER,
+ NPCM7XX_CLOCK_CLKOUT_DIVIDER,
+ NPCM7XX_CLOCK_UART_DIVIDER,
+ NPCM7XX_CLOCK_TIMER_DIVIDER,
+ NPCM7XX_CLOCK_ADC_DIVIDER,
+ NPCM7XX_CLOCK_MMC_DIVIDER,
+ NPCM7XX_CLOCK_SDHC_DIVIDER,
+ NPCM7XX_CLOCK_GFXM_DIVIDER, /* divide by 3 */
+ NPCM7XX_CLOCK_UTMI_DIVIDER,
+ NPCM7XX_CLOCK_NR_DIVIDERS,
+} NPCM7xxClockConverter;
+
+typedef struct NPCM7xxCLKState NPCM7xxCLKState;
+
+/**
+ * struct NPCM7xxClockPLLState - A PLL module in CLK module.
+ * @name: The name of the module.
+ * @clk: The CLK module that owns this module.
+ * @clock_in: The input clock of this module.
+ * @clock_out: The output clock of this module.
+ * @reg: The control registers for this PLL module.
+ */
+typedef struct NPCM7xxClockPLLState {
+ DeviceState parent;
+
+ const char *name;
+ NPCM7xxCLKState *clk;
+ Clock *clock_in;
+ Clock *clock_out;
+
+ int reg;
+} NPCM7xxClockPLLState;
+
+/**
+ * struct NPCM7xxClockSELState - A SEL module in CLK module.
+ * @name: The name of the module.
+ * @clk: The CLK module that owns this module.
+ * @input_size: The size of inputs of this module.
+ * @clock_in: The input clocks of this module.
+ * @clock_out: The output clocks of this module.
+ * @offset: The offset of this module in the control register.
+ * @len: The length of this module in the control register.
+ */
+typedef struct NPCM7xxClockSELState {
+ DeviceState parent;
+
+ const char *name;
+ NPCM7xxCLKState *clk;
+ uint8_t input_size;
+ Clock *clock_in[NPCM7XX_CLK_SEL_MAX_INPUT];
+ Clock *clock_out;
+
+ int offset;
+ int len;
+} NPCM7xxClockSELState;
+
+/**
+ * struct NPCM7xxClockDividerState - A Divider module in CLK module.
+ * @name: The name of the module.
+ * @clk: The CLK module that owns this module.
+ * @clock_in: The input clock of this module.
+ * @clock_out: The output clock of this module.
+ * @divide: The function the divider uses to divide the input.
+ * @reg: The index of the control register that contains the divisor.
+ * @offset: The offset of the divisor in the control register.
+ * @len: The length of the divisor in the control register.
+ * @divisor: The divisor for a constant divisor
+ */
+typedef struct NPCM7xxClockDividerState {
+ DeviceState parent;
+
+ const char *name;
+ NPCM7xxCLKState *clk;
+ Clock *clock_in;
+ Clock *clock_out;
+
+ uint32_t (*divide)(struct NPCM7xxClockDividerState *s);
+ union {
+ struct {
+ int reg;
+ int offset;
+ int len;
+ };
+ int divisor;
+ };
+} NPCM7xxClockDividerState;
+
+struct NPCM7xxCLKState {
SysBusDevice parent;
MemoryRegion iomem;
+ /* Clock converters */
+ NPCM7xxClockPLLState plls[NPCM7XX_CLOCK_NR_PLLS];
+ NPCM7xxClockSELState sels[NPCM7XX_CLOCK_NR_SELS];
+ NPCM7xxClockDividerState dividers[NPCM7XX_CLOCK_NR_DIVIDERS];
+
uint32_t regs[NPCM7XX_CLK_NR_REGS];
/* Time reference for SECCNT and CNTR25M, initialized by power on reset */
int64_t ref_ns;
-} NPCM7xxCLKState;
+
+ /* The incoming reference clock. */
+ Clock *clkref;
+};
#define TYPE_NPCM7XX_CLK "npcm7xx-clk"
#define NPCM7XX_CLK(obj) OBJECT_CHECK(NPCM7xxCLKState, (obj), TYPE_NPCM7XX_CLK)