[PULL,41/54] hw/char: Remove omap2_uart

Commit Message

Peter Maydell Oct. 1, 2024, 4:39 p.m. UTC

Remove the OMAP2 specific code from omap_uart.c.

Signed-off-by: Peter Maydell <[e-mail]>
Reviewed-by: Philippe Mathieu-Daudé <[e-mail]>
Tested-by: Philippe Mathieu-Daudé <[e-mail]>
Message-id: [e-mail]
---
 include/hw/arm/omap.h |   5 --
 hw/char/omap_uart.c   | 113 ------------------------------------------
 2 files changed, 118 deletions(-)

Patch

diff --git a/include/hw/arm/omap.h b/include/hw/arm/omap.h
index b569580b09e..67bb83dff5d 100644
--- a/include/hw/arm/omap.h
+++ b/include/hw/arm/omap.h
@@ -709,11 +709,6 @@  struct omap_uart_s *omap_uart_init(hwaddr base,
                 qemu_irq irq, omap_clk fclk, omap_clk iclk,
                 qemu_irq txdma, qemu_irq rxdma,
                 const char *label, Chardev *chr);
-struct omap_uart_s *omap2_uart_init(MemoryRegion *sysmem,
-                struct omap_target_agent_s *ta,
-                qemu_irq irq, omap_clk fclk, omap_clk iclk,
-                qemu_irq txdma, qemu_irq rxdma,
-                const char *label, Chardev *chr);
 void omap_uart_reset(struct omap_uart_s *s);
 
 struct omap_mpuio_s;
diff --git a/hw/char/omap_uart.c b/hw/char/omap_uart.c
index c2ef4c137e1..d789c253b49 100644
--- a/hw/char/omap_uart.c
+++ b/hw/char/omap_uart.c
@@ -28,7 +28,6 @@  struct omap_uart_s {
     MemoryRegion iomem;
     hwaddr base;
     SerialMM *serial; /* TODO */
-    struct omap_target_agent_s *ta;
     omap_clk fclk;
     qemu_irq irq;
 
@@ -36,8 +35,6 @@  struct omap_uart_s {
     uint8_t syscontrol;
     uint8_t wkup;
     uint8_t cfps;
-    uint8_t mdr[2];
-    uint8_t scr;
     uint8_t clksel;
 };
 
@@ -66,113 +63,3 @@  struct omap_uart_s *omap_uart_init(hwaddr base,
                                DEVICE_NATIVE_ENDIAN);
     return s;
 }
-
-static uint64_t omap_uart_read(void *opaque, hwaddr addr, unsigned size)
-{
-    struct omap_uart_s *s = opaque;
-
-    if (size == 4) {
-        return omap_badwidth_read8(opaque, addr);
-    }
-
-    switch (addr) {
-    case 0x20:  /* MDR1 */
-        return s->mdr[0];
-    case 0x24:  /* MDR2 */
-        return s->mdr[1];
-    case 0x40:  /* SCR */
-        return s->scr;
-    case 0x44:  /* SSR */
-        return 0x0;
-    case 0x48:  /* EBLR (OMAP2) */
-        return s->eblr;
-    case 0x4C:  /* OSC_12M_SEL (OMAP1) */
-        return s->clksel;
-    case 0x50:  /* MVR */
-        return 0x30;
-    case 0x54:  /* SYSC (OMAP2) */
-        return s->syscontrol;
-    case 0x58:  /* SYSS (OMAP2) */
-        return 1;
-    case 0x5c:  /* WER (OMAP2) */
-        return s->wkup;
-    case 0x60:  /* CFPS (OMAP2) */
-        return s->cfps;
-    }
-
-    OMAP_BAD_REG(addr);
-    return 0;
-}
-
-static void omap_uart_write(void *opaque, hwaddr addr,
-                            uint64_t value, unsigned size)
-{
-    struct omap_uart_s *s = opaque;
-
-    if (size == 4) {
-        omap_badwidth_write8(opaque, addr, value);
-        return;
-    }
-
-    switch (addr) {
-    case 0x20:  /* MDR1 */
-        s->mdr[0] = value & 0x7f;
-        break;
-    case 0x24:  /* MDR2 */
-        s->mdr[1] = value & 0xff;
-        break;
-    case 0x40:  /* SCR */
-        s->scr = value & 0xff;
-        break;
-    case 0x48:  /* EBLR (OMAP2) */
-        s->eblr = value & 0xff;
-        break;
-    case 0x4C:  /* OSC_12M_SEL (OMAP1) */
-        s->clksel = value & 1;
-        break;
-    case 0x44:  /* SSR */
-    case 0x50:  /* MVR */
-    case 0x58:  /* SYSS (OMAP2) */
-        OMAP_RO_REG(addr);
-        break;
-    case 0x54:  /* SYSC (OMAP2) */
-        s->syscontrol = value & 0x1d;
-        if (value & 2) {
-            omap_uart_reset(s);
-        }
-        break;
-    case 0x5c:  /* WER (OMAP2) */
-        s->wkup = value & 0x7f;
-        break;
-    case 0x60:  /* CFPS (OMAP2) */
-        s->cfps = value & 0xff;
-        break;
-    default:
-        OMAP_BAD_REG(addr);
-    }
-}
-
-static const MemoryRegionOps omap_uart_ops = {
-    .read = omap_uart_read,
-    .write = omap_uart_write,
-    .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-struct omap_uart_s *omap2_uart_init(MemoryRegion *sysmem,
-                struct omap_target_agent_s *ta,
-                qemu_irq irq, omap_clk fclk, omap_clk iclk,
-                qemu_irq txdma, qemu_irq rxdma,
-                const char *label, Chardev *chr)
-{
-    hwaddr base = omap_l4_attach(ta, 0, NULL);
-    struct omap_uart_s *s = omap_uart_init(base, irq,
-                    fclk, iclk, txdma, rxdma, label, chr);
-
-    memory_region_init_io(&s->iomem, NULL, &omap_uart_ops, s, "omap.uart", 0x100);
-
-    s->ta = ta;
-
-    memory_region_add_subregion(sysmem, base + 0x20, &s->iomem);
-
-    return s;
-}